No.
1 and 5 are.
10 is not a factor of 15.
The least common factor of any set of integers is 1.
The GCF is 5.
15
2490
The greatest common factor for 6 and 15 is 3.3 x 2 = 63 x 5 = 15
The GCF is 5.
1 and 3.
1 and 3
It is: 15
The GCF is 3.
The GCF is 3.
30
The GCF is 5.
The least common factor of any set of positive integers is 1.
Factors of 10: 1, 2, 5, 10Factors of 15: 1, 3, 5, 15GCF (10, 15) = 5
30
30