166047640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{1579}}^1$

素因数の和:1840

約数の個数: 64

約数和(自身を含む): 409536000

約数和(自身を除く): 243488360

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 239, 440, 478, 956, 1195, 1579, 1912, 2390, 2629, 3158, 4780, 5258, 6316, 7895, 9560, 10516, 12632, 13145, 15790, 17369, 21032, 26290, 31580, 34738, 52580, 63160, 69476, 86845, 105160, 138952, 173690, 347380, 377381, 694760, 754762, 1509524, 1886905, 3019048, 3773810, 4151191, 7547620, 8302382, 15095240, 16604764, 20755955, 33209528, 41511910, 83023820, 166047640]

約数ペア:

[(1, 166047640), (2, 83023820), (4, 41511910), (5, 33209528), (8, 20755955), (10, 16604764), (11, 15095240), (20, 8302382), (22, 7547620), (40, 4151191), (44, 3773810), (55, 3019048), (88, 1886905), (110, 1509524), (220, 754762), (239, 694760), (440, 377381), (478, 347380), (956, 173690), (1195, 138952), (1579, 105160), (1912, 86845), (2390, 69476), (2629, 63160), (3158, 52580), (4780, 34738), (5258, 31580), (6316, 26290), (7895, 21032), (9560, 17369), (10516, 15790), (12632, 13145)]