Any element of the set of numbers of the form 15*k, where k is an integer, is evenly divisible.
15 30 45 60 75 90 105 120 135 150
and so on ...
Any multiple of 15.
5, 7, and 3 go into 105.
It is: 3*5*7 = 105
8
1
165
The smallest number in which 2, 3, 4, and 5 go into is 60.
60
It is: 105
1, 3, 5, 9, 15, 45.
The number is 66
60 ( 4 ) X 15 = 60 ( 3 ) X 20 = 60 ( 2 ) X 30 = 60 ( 5 ) X 12 = 60
8, 5 and 3 can all go into 120 evenly.