90615140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{2029}}^1$

素因数の和:2085

約数の個数: 96

約数和(自身を含む): 245548800

約数和(自身を除く): 154933660

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 29, 35, 44, 55, 58, 70, 77, 110, 116, 140, 145, 154, 203, 220, 290, 308, 319, 385, 406, 580, 638, 770, 812, 1015, 1276, 1540, 1595, 2029, 2030, 2233, 3190, 4058, 4060, 4466, 6380, 8116, 8932, 10145, 11165, 14203, 20290, 22319, 22330, 28406, 40580, 44638, 44660, 56812, 58841, 71015, 89276, 111595, 117682, 142030, 156233, 223190, 235364, 284060, 294205, 312466, 411887, 446380, 588410, 624932, 647251, 781165, 823774, 1176820, 1294502, 1562330, 1647548, 2059435, 2589004, 3124660, 3236255, 4118870, 4530757, 6472510, 8237740, 9061514, 12945020, 18123028, 22653785, 45307570, 90615140]

約数ペア:

[(1, 90615140), (2, 45307570), (4, 22653785), (5, 18123028), (7, 12945020), (10, 9061514), (11, 8237740), (14, 6472510), (20, 4530757), (22, 4118870), (28, 3236255), (29, 3124660), (35, 2589004), (44, 2059435), (55, 1647548), (58, 1562330), (70, 1294502), (77, 1176820), (110, 823774), (116, 781165), (140, 647251), (145, 624932), (154, 588410), (203, 446380), (220, 411887), (290, 312466), (308, 294205), (319, 284060), (385, 235364), (406, 223190), (580, 156233), (638, 142030), (770, 117682), (812, 111595), (1015, 89276), (1276, 71015), (1540, 58841), (1595, 56812), (2029, 44660), (2030, 44638), (2233, 40580), (3190, 28406), (4058, 22330), (4060, 22319), (4466, 20290), (6380, 14203), (8116, 11165), (8932, 10145)]