151687240

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{53411}}^1$

素因数の和:53493

約数の個数: 32

約数和(自身を含む): 346109760

約数和(自身を除く): 194422520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 53411, 106822, 213644, 267055, 427288, 534110, 1068220, 2136440, 3792181, 7584362, 15168724, 18960905, 30337448, 37921810, 75843620, 151687240]

約数ペア:

[(1, 151687240), (2, 75843620), (4, 37921810), (5, 30337448), (8, 18960905), (10, 15168724), (20, 7584362), (40, 3792181), (71, 2136440), (142, 1068220), (284, 534110), (355, 427288), (568, 267055), (710, 213644), (1420, 106822), (2840, 53411)]