-54 and -2 aren't technically factors of 108, but they will satisfy this problem.
0
Factors multiply, like 4 and 6 or 3 and 8 or 2 and 12.
54 and 54
132
-54 and -2 aren't technically factors of 108, but they will satisfy this problem.
101
15 and 4 are the factors of 120 that add up to 19.
262
8x3
-38
They are 8 and 6
24 and -1616 and -812 and -4
35
5298
The factors of -504 are 2, 2, 2, 3, 3, 7 and -1. Then the factors that add to -3 are -24 and 21.
-156