28063140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{613}}^1$

素因数の和:741

約数の個数: 96

約数和(自身を含む): 90773760

約数和(自身を除く): 62710620

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 109, 140, 210, 218, 327, 420, 436, 545, 613, 654, 763, 1090, 1226, 1308, 1526, 1635, 1839, 2180, 2289, 2452, 3052, 3065, 3270, 3678, 3815, 4291, 4578, 6130, 6540, 7356, 7630, 8582, 9156, 9195, 11445, 12260, 12873, 15260, 17164, 18390, 21455, 22890, 25746, 36780, 42910, 45780, 51492, 64365, 66817, 85820, 128730, 133634, 200451, 257460, 267268, 334085, 400902, 467719, 668170, 801804, 935438, 1002255, 1336340, 1403157, 1870876, 2004510, 2338595, 2806314, 4009020, 4677190, 5612628, 7015785, 9354380, 14031570, 28063140]

約数ペア:

[(1, 28063140), (2, 14031570), (3, 9354380), (4, 7015785), (5, 5612628), (6, 4677190), (7, 4009020), (10, 2806314), (12, 2338595), (14, 2004510), (15, 1870876), (20, 1403157), (21, 1336340), (28, 1002255), (30, 935438), (35, 801804), (42, 668170), (60, 467719), (70, 400902), (84, 334085), (105, 267268), (109, 257460), (140, 200451), (210, 133634), (218, 128730), (327, 85820), (420, 66817), (436, 64365), (545, 51492), (613, 45780), (654, 42910), (763, 36780), (1090, 25746), (1226, 22890), (1308, 21455), (1526, 18390), (1635, 17164), (1839, 15260), (2180, 12873), (2289, 12260), (2452, 11445), (3052, 9195), (3065, 9156), (3270, 8582), (3678, 7630), (3815, 7356), (4291, 6540), (4578, 6130)]