The greatest common divisor of two numbers is 12 and the least common multiple is 72. If one of them is 36, what is the other number?

The greatest common divisor of two numbers is 12 and the least common multiple is 72. If one of them is 36, what is the other number?

36=2*2*3*3
72=2*2*2*3*3
12=2*2*3
2*2*2*3=24
twenty-four