89996280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{2351}}^1$

素因数の和:2405

約数の個数: 128

約数和(自身を含む): 304819200

約数和(自身を除く): 214822920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 29, 30, 33, 40, 44, 55, 58, 60, 66, 87, 88, 110, 116, 120, 132, 145, 165, 174, 220, 232, 264, 290, 319, 330, 348, 435, 440, 580, 638, 660, 696, 870, 957, 1160, 1276, 1320, 1595, 1740, 1914, 2351, 2552, 3190, 3480, 3828, 4702, 4785, 6380, 7053, 7656, 9404, 9570, 11755, 12760, 14106, 18808, 19140, 23510, 25861, 28212, 35265, 38280, 47020, 51722, 56424, 68179, 70530, 77583, 94040, 103444, 129305, 136358, 141060, 155166, 204537, 206888, 258610, 272716, 282120, 310332, 340895, 387915, 409074, 517220, 545432, 620664, 681790, 749969, 775830, 818148, 1022685, 1034440, 1363580, 1499938, 1551660, 1636296, 2045370, 2249907, 2727160, 2999876, 3103320, 3749845, 4090740, 4499814, 5999752, 7499690, 8181480, 8999628, 11249535, 14999380, 17999256, 22499070, 29998760, 44998140, 89996280]

約数ペア:

[(1, 89996280), (2, 44998140), (3, 29998760), (4, 22499070), (5, 17999256), (6, 14999380), (8, 11249535), (10, 8999628), (11, 8181480), (12, 7499690), (15, 5999752), (20, 4499814), (22, 4090740), (24, 3749845), (29, 3103320), (30, 2999876), (33, 2727160), (40, 2249907), (44, 2045370), (55, 1636296), (58, 1551660), (60, 1499938), (66, 1363580), (87, 1034440), (88, 1022685), (110, 818148), (116, 775830), (120, 749969), (132, 681790), (145, 620664), (165, 545432), (174, 517220), (220, 409074), (232, 387915), (264, 340895), (290, 310332), (319, 282120), (330, 272716), (348, 258610), (435, 206888), (440, 204537), (580, 155166), (638, 141060), (660, 136358), (696, 129305), (870, 103444), (957, 94040), (1160, 77583), (1276, 70530), (1320, 68179), (1595, 56424), (1740, 51722), (1914, 47020), (2351, 38280), (2552, 35265), (3190, 28212), (3480, 25861), (3828, 23510), (4702, 19140), (4785, 18808), (6380, 14106), (7053, 12760), (7656, 11755), (9404, 9570)]