That's an infinite list. Start with 39 and just keep adding 39 to it forever.
78 and any of its multiples
The most common multiples are 13 3 3234 2 2 2 2 232
117, 234 and 351
The common multiples of 3 and 16 are all multiples of their LCM, which is 48. Thus, their common multiples are 48, 96, 144, 192, 240, 288, etc.
They are all multiples of 6
117, 234, 351
117, 234, 351
42 is the LCM of 3, 6 and 7. All multiples of 42 are multiples of 3, 6 and 7
Common multiples include 39, 78, 117 and so on.
The LCM of the given prime numbers is 39
The common multiples of 3 and 12 are the infinite set of numbers that are multiples of 12, which is the least common multiple of 3 and 12. The set is 12, 24, 48, 60, 72, 84, 96, 108, 120, 132, 144, 156, 168, 180, and so on.
The first 3 multiples of 13 are: 13, 26, and 39.