The answer to your question cannot be properly determined. To find the lowest common multiple you must have at least two numbers.
You need at least two numbers to find an LCM. If that's 3 and 6, the LCM is 6.
The lowest common multiple of 36 and 20 is 180.
36
The lowest common multiple of 36 and 84 is 12.
The LCM is: 36
The lowest common multiple of 108 and 36 is 108
It is infinity but the lowest common multiple is 1260
The least common multiple (LCM) is: 108
252
6
36
144.
252