401629680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{307}}^1$

素因数の和:428

約数の個数: 240

約数和(自身を含む): 1429908480

約数和(自身を除く): 1028278800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 36, 40, 45, 46, 48, 60, 69, 72, 79, 80, 90, 92, 115, 120, 138, 144, 158, 180, 184, 207, 230, 237, 240, 276, 307, 316, 345, 360, 368, 395, 414, 460, 474, 552, 614, 632, 690, 711, 720, 790, 828, 920, 921, 948, 1035, 1104, 1185, 1228, 1264, 1380, 1422, 1535, 1580, 1656, 1817, 1840, 1842, 1896, 2070, 2370, 2456, 2760, 2763, 2844, 3070, 3160, 3312, 3555, 3634, 3684, 3792, 4140, 4605, 4740, 4912, 5451, 5520, 5526, 5688, 6140, 6320, 7061, 7110, 7268, 7368, 8280, 9085, 9210, 9480, 10902, 11052, 11376, 12280, 13815, 14122, 14220, 14536, 14736, 16353, 16560, 18170, 18420, 18960, 21183, 21804, 22104, 24253, 24560, 27255, 27630, 28244, 28440, 29072, 32706, 35305, 36340, 36840, 42366, 43608, 44208, 48506, 54510, 55260, 56488, 56880, 63549, 65412, 70610, 72680, 72759, 73680, 81765, 84732, 87216, 97012, 105915, 109020, 110520, 112976, 121265, 127098, 130824, 141220, 145360, 145518, 163530, 169464, 194024, 211830, 218040, 218277, 221040, 242530, 254196, 261648, 282440, 291036, 317745, 327060, 338928, 363795, 388048, 423660, 436080, 436554, 485060, 508392, 557819, 564880, 582072, 635490, 654120, 727590, 847320, 873108, 970120, 1016784, 1091385, 1115638, 1164144, 1270980, 1308240, 1455180, 1673457, 1694640, 1746216, 1940240, 2182770, 2231276, 2541960, 2789095, 2910360, 3346914, 3492432, 4365540, 4462552, 5020371, 5083920, 5578190, 5820720, 6693828, 8367285, 8731080, 8925104, 10040742, 11156380, 13387656, 16734570, 17462160, 20081484, 22312760, 25101855, 26775312, 33469140, 40162968, 44625520, 50203710, 66938280, 80325936, 100407420, 133876560, 200814840, 401629680]

約数ペア:

[(1, 401629680), (2, 200814840), (3, 133876560), (4, 100407420), (5, 80325936), (6, 66938280), (8, 50203710), (9, 44625520), (10, 40162968), (12, 33469140), (15, 26775312), (16, 25101855), (18, 22312760), (20, 20081484), (23, 17462160), (24, 16734570), (30, 13387656), (36, 11156380), (40, 10040742), (45, 8925104), (46, 8731080), (48, 8367285), (60, 6693828), (69, 5820720), (72, 5578190), (79, 5083920), (80, 5020371), (90, 4462552), (92, 4365540), (115, 3492432), (120, 3346914), (138, 2910360), (144, 2789095), (158, 2541960), (180, 2231276), (184, 2182770), (207, 1940240), (230, 1746216), (237, 1694640), (240, 1673457), (276, 1455180), (307, 1308240), (316, 1270980), (345, 1164144), (360, 1115638), (368, 1091385), (395, 1016784), (414, 970120), (460, 873108), (474, 847320), (552, 727590), (614, 654120), (632, 635490), (690, 582072), (711, 564880), (720, 557819), (790, 508392), (828, 485060), (920, 436554), (921, 436080), (948, 423660), (1035, 388048), (1104, 363795), (1185, 338928), (1228, 327060), (1264, 317745), (1380, 291036), (1422, 282440), (1535, 261648), (1580, 254196), (1656, 242530), (1817, 221040), (1840, 218277), (1842, 218040), (1896, 211830), (2070, 194024), (2370, 169464), (2456, 163530), (2760, 145518), (2763, 145360), (2844, 141220), (3070, 130824), (3160, 127098), (3312, 121265), (3555, 112976), (3634, 110520), (3684, 109020), (3792, 105915), (4140, 97012), (4605, 87216), (4740, 84732), (4912, 81765), (5451, 73680), (5520, 72759), (5526, 72680), (5688, 70610), (6140, 65412), (6320, 63549), (7061, 56880), (7110, 56488), (7268, 55260), (7368, 54510), (8280, 48506), (9085, 44208), (9210, 43608), (9480, 42366), (10902, 36840), (11052, 36340), (11376, 35305), (12280, 32706), (13815, 29072), (14122, 28440), (14220, 28244), (14536, 27630), (14736, 27255), (16353, 24560), (16560, 24253), (18170, 22104), (18420, 21804), (18960, 21183)]