115
Although negative numbers aren't usually considered factors, you can use -21, -3 and -2.
The factors of 21 that add up to 8 are 1 and 7.
5298
factors of 30 that add to 17 are 2 and 15
-54 and -2 aren't technically factors of 108, but they will satisfy this problem.
101
115
132
120
They are: -2-8 = -10
609
9
Although negative numbers aren't usually considered factors, you can use -21, -3 and -2.
153
15 x -16 = -240 15 + -16 = -1
2024