200.
102 if you don't count 1 as a factor.
I wrote some code to calculate this for arbitrary sums which I will post when I am not on my phone.
Fun fact: if b must also be a factor of c, that number drops to 20.
http://pastie.org/9495201
(Briefly) tested working on python2.7 and 3.4
102 if you don't count 1 as a factor.
I wrote some code to calculate this for arbitrary sums which I will post when I am not on my phone.
Fun fact: if b must also be a factor of c, that number drops to 20.
http://pastie.org/9495201
(Briefly) tested working on python2.7 and 3.4