The factor of 16 is______ ; & nbsp; what is the greatest common factor of 10 and 15______ The least common multiple of them is______ .

The factor of 16 is______ ; & nbsp; what is the greatest common factor of 10 and 15______ The least common multiple of them is______ .

The factors of 16 are: 1, 2, 4, 8, 16; & nbsp; 10 = 2 × 5, 15 = 3 × 5, so the greatest common factor of 10 and 15 is: 5, and their least common multiple is: 2 × 3 × 5 = 30; so the answer is: 1, 2, 4, 8, 16, 5, 30