157687640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{8741}}^1$

素因数の和:8804

約数の個数: 64

約数和(自身を含む): 396537120

約数和(自身を除く): 238849480

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 41, 44, 55, 82, 88, 110, 164, 205, 220, 328, 410, 440, 451, 820, 902, 1640, 1804, 2255, 3608, 4510, 8741, 9020, 17482, 18040, 34964, 43705, 69928, 87410, 96151, 174820, 192302, 349640, 358381, 384604, 480755, 716762, 769208, 961510, 1433524, 1791905, 1923020, 2867048, 3583810, 3846040, 3942191, 7167620, 7884382, 14335240, 15768764, 19710955, 31537528, 39421910, 78843820, 157687640]

約数ペア:

[(1, 157687640), (2, 78843820), (4, 39421910), (5, 31537528), (8, 19710955), (10, 15768764), (11, 14335240), (20, 7884382), (22, 7167620), (40, 3942191), (41, 3846040), (44, 3583810), (55, 2867048), (82, 1923020), (88, 1791905), (110, 1433524), (164, 961510), (205, 769208), (220, 716762), (328, 480755), (410, 384604), (440, 358381), (451, 349640), (820, 192302), (902, 174820), (1640, 96151), (1804, 87410), (2255, 69928), (3608, 43705), (4510, 34964), (8741, 18040), (9020, 17482)]