167218960

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67427}}^1$

素因数の和:67471

約数の個数: 40

約数和(自身を含む): 401331456

約数和(自身を除く): 234112496

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 67427, 134854, 269708, 337135, 539416, 674270, 1078832, 1348540, 2090237, 2697080, 4180474, 5394160, 8360948, 10451185, 16721896, 20902370, 33443792, 41804740, 83609480, 167218960]

約数ペア:

[(1, 167218960), (2, 83609480), (4, 41804740), (5, 33443792), (8, 20902370), (10, 16721896), (16, 10451185), (20, 8360948), (31, 5394160), (40, 4180474), (62, 2697080), (80, 2090237), (124, 1348540), (155, 1078832), (248, 674270), (310, 539416), (496, 337135), (620, 269708), (1240, 134854), (2480, 67427)]