40508520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1129}}^1$

素因数の和:1179

約数の個数: 128

約数和(自身を含む): 136684800

約数和(自身を除く): 96176280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 23, 24, 26, 30, 39, 40, 46, 52, 60, 65, 69, 78, 92, 104, 115, 120, 130, 138, 156, 184, 195, 230, 260, 276, 299, 312, 345, 390, 460, 520, 552, 598, 690, 780, 897, 920, 1129, 1196, 1380, 1495, 1560, 1794, 2258, 2392, 2760, 2990, 3387, 3588, 4485, 4516, 5645, 5980, 6774, 7176, 8970, 9032, 11290, 11960, 13548, 14677, 16935, 17940, 22580, 25967, 27096, 29354, 33870, 35880, 44031, 45160, 51934, 58708, 67740, 73385, 77901, 88062, 103868, 117416, 129835, 135480, 146770, 155802, 176124, 207736, 220155, 259670, 293540, 311604, 337571, 352248, 389505, 440310, 519340, 587080, 623208, 675142, 779010, 880620, 1012713, 1038680, 1350284, 1558020, 1687855, 1761240, 2025426, 2700568, 3116040, 3375710, 4050852, 5063565, 6751420, 8101704, 10127130, 13502840, 20254260, 40508520]

約数ペア:

[(1, 40508520), (2, 20254260), (3, 13502840), (4, 10127130), (5, 8101704), (6, 6751420), (8, 5063565), (10, 4050852), (12, 3375710), (13, 3116040), (15, 2700568), (20, 2025426), (23, 1761240), (24, 1687855), (26, 1558020), (30, 1350284), (39, 1038680), (40, 1012713), (46, 880620), (52, 779010), (60, 675142), (65, 623208), (69, 587080), (78, 519340), (92, 440310), (104, 389505), (115, 352248), (120, 337571), (130, 311604), (138, 293540), (156, 259670), (184, 220155), (195, 207736), (230, 176124), (260, 155802), (276, 146770), (299, 135480), (312, 129835), (345, 117416), (390, 103868), (460, 88062), (520, 77901), (552, 73385), (598, 67740), (690, 58708), (780, 51934), (897, 45160), (920, 44031), (1129, 35880), (1196, 33870), (1380, 29354), (1495, 27096), (1560, 25967), (1794, 22580), (2258, 17940), (2392, 16935), (2760, 14677), (2990, 13548), (3387, 11960), (3588, 11290), (4485, 9032), (4516, 8970), (5645, 7176), (5980, 6774)]