There can only be one lowest. That's 1440. Others include 2880, 4320 and 5760
There are no greatest common multiples only greatest common factors
1,440
1440, 2880, 4320, 5760, 7200
60, 120, 180, 240, 300, 360, 420, 480
The multiples of 120 are an infinite set that starts with 120, 240, 360, 480, 600, 720, 840, 960, 1080, 1200, and so on.
The common multiples of 12 and 15 include 60, 120, 180, 240, 300, 360, 420, 480, 540, 600, 660, and an infinite number of others. They are the multiples of 60, which is the least common multiple of 12 and 15.
1,2,3,5,6,10,12,20,24,40,60,120 or 120, 240, 360, 480, 600.
Any multiple of 480.
240, 480, 720
The Lowest Common Multiple of 60, 96 is 480.
They are infinite, starting with these: 120, 240, 360, 480, 600, 720 . . .
480