The multiples of 345 are 345, 690, 1035, 1380, 1725, 2070, 2415, 2760 and so on . . .
All multiples of 345, which is an infinite number.
The LCM of 8 and 345 is their product, 2760. The rest of the common multiples of 8 and 345 are the infinite set that begins 2760, 5520, 8280, 11,040, 13,800, and so on.
Any multiple of 690.
6,12,18 are the common multiples of 3 and 6
230, 345, 460, 575, and 690.
115, 230, 345 and so on.
345, 690, 1035 and so on.
115, 230, 345.
115, 230, 345.
115, 230, 345.
69, 138, 207, 276, 345, 414, 483, 552, 621, 690, 759, . . .
69, 138, 207, 276, 345, 414, 483, 552, 621, 690.