Page 106 - Numbertheory

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252 . 252 = 22 × 32 × 7

(1+ 2 + 22) (1+ 3 + 32) (1+ 7) = 7 ×13×8 = 728

.6! ( )

6! = 6× 5× 4× 3× 2 ×1
= 24 × 32 × 5

(4 +1) (2 +1)(1+1) = 5×3× 2 = 30

. (1+ 2 + 22 + 23 + 24) (1+ 3 + 32) (1+ 5) = 31×13× 6 = 2418

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