The common factors of 18 and 36 are 18,9,6,3,2,1.
The common factors of 36 and 63 are 1, 3 and 9
The common factors of 9 and 36 are: 1, 3, and 9
The common factors of 12, 20 and 36 are: 1, 2, and 4
The common factors of 36 and 27 are 1, 3 & 9; the highest common factor is 9.
The common factors are: 1, 3
The common factors of 16 and 36 are 1 and 3, so 3 is the GCF.
3
The GCF is 3.
Factors for 15: 3, 5 Factors for 36: 2, 3, 4, 6, 9, 12, 18 Highest common Factor: 3
The common factors of 18 and 36 are 18,9,6,3,2,1.
The common factors of 27 and 36 are 1, 3 and 9.
Factors of 15: 1, 3, 5, 15 Factors of 36: 1, 2, 3, 4, 6, 9, 12, 18, 36
The common factors of 36 and 40 are 1,2 and 4.
Factors of 30 are: 1, 2, 3, 5, 6, 10, 15, and 30.Factors of 36 are: 1, 2, 3, 4, 6, 9, 12, 18, and 36.Common factors of 30 and 36 are: 1, 2, 3, and 6.
Since 12 is a factor of 36, all of the factors of 12 are common to 36.
The common factors of 21 and 36 are 1 and 3