280553520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{6917}}^1$

素因数の和:6959

約数の個数: 120

約数和(自身を含む): 941899536

約数和(自身を除く): 661346016

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 169, 195, 208, 240, 260, 312, 338, 390, 507, 520, 624, 676, 780, 845, 1014, 1040, 1352, 1560, 1690, 2028, 2535, 2704, 3120, 3380, 4056, 5070, 6760, 6917, 8112, 10140, 13520, 13834, 20280, 20751, 27668, 34585, 40560, 41502, 55336, 69170, 83004, 89921, 103755, 110672, 138340, 166008, 179842, 207510, 269763, 276680, 332016, 359684, 415020, 449605, 539526, 553360, 719368, 830040, 899210, 1079052, 1168973, 1348815, 1438736, 1660080, 1798420, 2158104, 2337946, 2697630, 3506919, 3596840, 4316208, 4675892, 5395260, 5844865, 7013838, 7193680, 9351784, 10790520, 11689730, 14027676, 17534595, 18703568, 21581040, 23379460, 28055352, 35069190, 46758920, 56110704, 70138380, 93517840, 140276760, 280553520]

約数ペア:

[(1, 280553520), (2, 140276760), (3, 93517840), (4, 70138380), (5, 56110704), (6, 46758920), (8, 35069190), (10, 28055352), (12, 23379460), (13, 21581040), (15, 18703568), (16, 17534595), (20, 14027676), (24, 11689730), (26, 10790520), (30, 9351784), (39, 7193680), (40, 7013838), (48, 5844865), (52, 5395260), (60, 4675892), (65, 4316208), (78, 3596840), (80, 3506919), (104, 2697630), (120, 2337946), (130, 2158104), (156, 1798420), (169, 1660080), (195, 1438736), (208, 1348815), (240, 1168973), (260, 1079052), (312, 899210), (338, 830040), (390, 719368), (507, 553360), (520, 539526), (624, 449605), (676, 415020), (780, 359684), (845, 332016), (1014, 276680), (1040, 269763), (1352, 207510), (1560, 179842), (1690, 166008), (2028, 138340), (2535, 110672), (2704, 103755), (3120, 89921), (3380, 83004), (4056, 69170), (5070, 55336), (6760, 41502), (6917, 40560), (8112, 34585), (10140, 27668), (13520, 20751), (13834, 20280)]