1,2,3,5,6,10,15,30
The greatest common factor of 30 , 60 = 30
15 1 30 1 60 1
1, 3, 5 and the GCF, 15.
60
1,2,3,5,6,10,15,30 1,5,7,35
Any of the factors up to 60 can be common.
The common factors of 60 and 231 are 1 and 3.
Common factors of 52 and 60 are 1, 2 and 4.
The common factors of 32 and 60 are 1, 2 and 4.
The common factors of 60 and 105 are: 1, 3, 5, and 15
The common factors of 42 and 60 are: 1, 2, 3, and 6
Common factors of 60 and 70 are: 1, 2, 5, and 10.