45
15 ,3
5, 3, 3
45 is my factor i need four number by multpling to get to 45
Three
3
Divide by three and five. 1, 3, 5, 9, 15, 45
39 and 45's highest common factor is three.
18, 45 & 36
They are 45, 90, 135, 180, 225, 270, 315, 360, 405, and 450.
42, 45 and 48
48, 54, 60
48, 54, 60
27, 36, 45
No, but 5 is a factor of 45.