northying

Thanks everybody

northying

PS: (2^y)(3^3)
Ask: if the number of factors of the above is the same as the number of factors of (2^51), Then y=?

(y+1)(3+1)=51
y=51/4-1   ???

LittleLilyLiAng

2^51有1+51=52个factors，因为1要算做一个factor。