The greatest common divisor of two numbers is 1, and the least common multiple is 72______ And______ Or______ And______ .

The greatest common divisor of two numbers is 1, and the least common multiple is 72______ And______ Or______ And______ .


The formula of product 72 is 1 × 72, 2 × 36, 3 × 24, 4 × 18, 6 × 12, 8 × 9, where 1 and 72, 8 and 9 are coprime numbers, so the greatest common divisor of two numbers is 1, the least common multiple is 72, these two numbers are 1 and 72 or 8 and 9; so the answer is: 1, 72, 8, 9



The greatest common divisor of two numbers is 12, the least common multiple is 120, the difference between the two numbers is 36, how many are the two numbers?


First of all, we have to know: the least common multiple = a * B / the greatest common divisor
So we establish two equations, binary quadratic
a-b=36
a*b=120*12
Substituting a = B + 36 into two formulas
We get B ^ 2 + 36b-1440 = 0
b=24
a=60



Fraction problem: the greatest common divisor of two numbers is 12, the least common multiple is 120, the difference between the two numbers is 36, how many are the two numbers?


First of all, we have to know: the least common multiple = a * B / the greatest common divisor
So we establish two equations, binary quadratic
a-b=36
a*b=120*12
Substituting a = B + 36 into two formulas
We get B ^ 2 + 36b-1440 = 0
b=24
a=60



The greatest common divisor of the two numbers is 12, the least common multiple is 120, the difference between the two numbers is 36, how many are the two numbers? The specific formula should be used


If x is equal to 120, the greatest common divisor of y = 84 is greater than 12. If x is equal to 60, the greatest common divisor of y = 24 is 12



The least common multiple of two numbers is 120 and the greatest common divisor is 4. How many groups of such two numbers are there


120 △ 4 = 30, 30 = 1 * 30 = 2 * 15 = 3 * 10 = 5 * 6, 4 groups in total
Group 1: 1 * 4 = 4, 30-4 = 120, 4 and 120
In the second group, 2 * 4 = 8, 15 * 4 = 60 were 8 and 60
In group 3, 3 * 4 = 12, 10 * 4 = 40 are 12 and 40
In group 4, 5 * 4 = 20, 6 * 4 = 24 were 20 and 24



Those two numbers, the greatest common factor is 1, and the least common multiple is 323?
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1 and 323



The greatest common factor of two numbers is 1, and the least common multiple is 323. What are the two numbers?


323=17*19
The two numbers are 17 and 19



The greatest common factor of two numbers is 1, and the least common multiple is 323_________


17,19
First, if the greatest common factor of two numbers is 1, then two numbers are prime numbers
If the least common multiple is 323, the multiplication of two numbers is 323,
So the two numbers are 17 and 19



The greatest common factor of the two numbers is 1, and the least common multiple is 323?


17 and 19
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Free answers this time



The greatest common divisor of two numbers AB is 12, and the least common multiple is 72, and these two numbers are not in multiple relationship, find ab


72=12×2×3
A=12×2=24
B=12×3=36