The common factors of 15 and 63 are: 1 and 3
The common factors are: 1, 3
Factors of 15 are 1, 3, 5, and 15. Factors of 63 are 1, 3, 7, 9, 21, and 63. The greatest common factor of 15 and 63 is 3.
LCM(a,b) = (ab)/(GCF(a,b)) 63 factors to [3 3 7] 15 factors to [3 5] common factors: [3] 63 * 15 / 3 = 315 ■
Common factors of 10 and 63 are: 1.
The common factors of 28 and 63 are: 1 and 7
The common factors of 63 and 91 are 1 and 7.
The common factors of 30 and 63 are 1 and 3.
The common factors of 35 and 63 are: 1 and 7
The common factors of 98 and 63 are 1 and 7.
The factors of 63 are 1,3,7,9,21, and 63 The factors of 56 are 1,2,4,7,8,14,28 and 56. The factors that are shared are 1 and 7. So the common factors of 63 and 56 are 1 and 7.
The factors of 15 are: 1, 3, 5, 15The factors of 63 are: 1, 3, 7, 9, 21, 63