630
315, 2
105, 3, 2
35, 3, 3, 2
7, 5, 3, 3, 2
630 315,2 105,3,2 35,3,3,2 7,5,3,3,2
630 315,2 105,3,2 35,3,3,2 7,5,3,3,2
630 315,2 105,3,2 35,3,3,2 7,5,3,3,2
630 315,2 105,3,2 35,3,3,2 7,5,3,3,2
630 315,2 105,3,2 35,3,3,2 7,5,3,3,2 630 70,9 35,2,9 7,5,2,9 7,5,2,3,3 630 30,21 10,3,21 5,2,3,21 5,2,3,7,3
2 x 32 x 5 x 7
The LCM of 315 and 630 is 630. Because 315 is a factor of 630, 630 is the LCM.
The greatest common factor of 108 and 630 is 18.
The greatest common factor of 630 , 1155 = 105
The greatest common factor of 630 , 172 = 2
no
The factor tree is as follows: 114 57,2 19,3,2