173904560

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{1801}}^1$

素因数の和:1902

約数の個数: 80

約数和(自身を含む): 434382912

約数和(自身を除く): 260478352

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 71, 80, 85, 136, 142, 170, 272, 284, 340, 355, 568, 680, 710, 1136, 1207, 1360, 1420, 1801, 2414, 2840, 3602, 4828, 5680, 6035, 7204, 9005, 9656, 12070, 14408, 18010, 19312, 24140, 28816, 30617, 36020, 48280, 61234, 72040, 96560, 122468, 127871, 144080, 153085, 244936, 255742, 306170, 489872, 511484, 612340, 639355, 1022968, 1224680, 1278710, 2045936, 2173807, 2449360, 2557420, 4347614, 5114840, 8695228, 10229680, 10869035, 17390456, 21738070, 34780912, 43476140, 86952280, 173904560]

約数ペア:

[(1, 173904560), (2, 86952280), (4, 43476140), (5, 34780912), (8, 21738070), (10, 17390456), (16, 10869035), (17, 10229680), (20, 8695228), (34, 5114840), (40, 4347614), (68, 2557420), (71, 2449360), (80, 2173807), (85, 2045936), (136, 1278710), (142, 1224680), (170, 1022968), (272, 639355), (284, 612340), (340, 511484), (355, 489872), (568, 306170), (680, 255742), (710, 244936), (1136, 153085), (1207, 144080), (1360, 127871), (1420, 122468), (1801, 96560), (2414, 72040), (2840, 61234), (3602, 48280), (4828, 36020), (5680, 30617), (6035, 28816), (7204, 24140), (9005, 19312), (9656, 18010), (12070, 14408)]