89661880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{677}}^1$

素因数の和:749

約数の個数: 128

約数和(自身を含む): 257748480

約数和(自身を除く): 168086600

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 43, 44, 55, 56, 70, 77, 86, 88, 110, 140, 154, 172, 215, 220, 280, 301, 308, 344, 385, 430, 440, 473, 602, 616, 677, 770, 860, 946, 1204, 1354, 1505, 1540, 1720, 1892, 2365, 2408, 2708, 3010, 3080, 3311, 3385, 3784, 4730, 4739, 5416, 6020, 6622, 6770, 7447, 9460, 9478, 12040, 13244, 13540, 14894, 16555, 18920, 18956, 23695, 26488, 27080, 29111, 29788, 33110, 37235, 37912, 47390, 52129, 58222, 59576, 66220, 74470, 94780, 104258, 116444, 132440, 145555, 148940, 189560, 203777, 208516, 232888, 260645, 291110, 297880, 320221, 407554, 417032, 521290, 582220, 640442, 815108, 1018885, 1042580, 1164440, 1280884, 1601105, 1630216, 2037770, 2085160, 2241547, 2561768, 3202210, 4075540, 4483094, 6404420, 8151080, 8966188, 11207735, 12808840, 17932376, 22415470, 44830940, 89661880]

約数ペア:

[(1, 89661880), (2, 44830940), (4, 22415470), (5, 17932376), (7, 12808840), (8, 11207735), (10, 8966188), (11, 8151080), (14, 6404420), (20, 4483094), (22, 4075540), (28, 3202210), (35, 2561768), (40, 2241547), (43, 2085160), (44, 2037770), (55, 1630216), (56, 1601105), (70, 1280884), (77, 1164440), (86, 1042580), (88, 1018885), (110, 815108), (140, 640442), (154, 582220), (172, 521290), (215, 417032), (220, 407554), (280, 320221), (301, 297880), (308, 291110), (344, 260645), (385, 232888), (430, 208516), (440, 203777), (473, 189560), (602, 148940), (616, 145555), (677, 132440), (770, 116444), (860, 104258), (946, 94780), (1204, 74470), (1354, 66220), (1505, 59576), (1540, 58222), (1720, 52129), (1892, 47390), (2365, 37912), (2408, 37235), (2708, 33110), (3010, 29788), (3080, 29111), (3311, 27080), (3385, 26488), (3784, 23695), (4730, 18956), (4739, 18920), (5416, 16555), (6020, 14894), (6622, 13540), (6770, 13244), (7447, 12040), (9460, 9478)]