Question

Find the largest odd number that divides the product of 16*24*60 evenly

Answer 1

odd = odd × odd

Prime factor
16*24*60
(4*4)(3*8)(6*10)
(2*2*2*2)(3*2*2*2)(3*2*5*2)

multiple all the odd prime factors together
3*3*5 = 45