8122920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1$

素因数の和:195

約数の個数: 128

約数和(自身を含む): 27095040

約数和(自身を除く): 18972120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 41, 52, 60, 65, 78, 82, 104, 120, 123, 127, 130, 156, 164, 195, 205, 246, 254, 260, 312, 328, 381, 390, 410, 492, 508, 520, 533, 615, 635, 762, 780, 820, 984, 1016, 1066, 1230, 1270, 1524, 1560, 1599, 1640, 1651, 1905, 2132, 2460, 2540, 2665, 3048, 3198, 3302, 3810, 4264, 4920, 4953, 5080, 5207, 5330, 6396, 6604, 7620, 7995, 8255, 9906, 10414, 10660, 12792, 13208, 15240, 15621, 15990, 16510, 19812, 20828, 21320, 24765, 26035, 31242, 31980, 33020, 39624, 41656, 49530, 52070, 62484, 63960, 66040, 67691, 78105, 99060, 104140, 124968, 135382, 156210, 198120, 203073, 208280, 270764, 312420, 338455, 406146, 541528, 624840, 676910, 812292, 1015365, 1353820, 1624584, 2030730, 2707640, 4061460, 8122920]

約数ペア:

[(1, 8122920), (2, 4061460), (3, 2707640), (4, 2030730), (5, 1624584), (6, 1353820), (8, 1015365), (10, 812292), (12, 676910), (13, 624840), (15, 541528), (20, 406146), (24, 338455), (26, 312420), (30, 270764), (39, 208280), (40, 203073), (41, 198120), (52, 156210), (60, 135382), (65, 124968), (78, 104140), (82, 99060), (104, 78105), (120, 67691), (123, 66040), (127, 63960), (130, 62484), (156, 52070), (164, 49530), (195, 41656), (205, 39624), (246, 33020), (254, 31980), (260, 31242), (312, 26035), (328, 24765), (381, 21320), (390, 20828), (410, 19812), (492, 16510), (508, 15990), (520, 15621), (533, 15240), (615, 13208), (635, 12792), (762, 10660), (780, 10414), (820, 9906), (984, 8255), (1016, 7995), (1066, 7620), (1230, 6604), (1270, 6396), (1524, 5330), (1560, 5207), (1599, 5080), (1640, 4953), (1651, 4920), (1905, 4264), (2132, 3810), (2460, 3302), (2540, 3198), (2665, 3048)]