128304720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{113}}^1$

素因数の和:234

約数の個数: 240

約数和(自身を含む): 463095360

約数和(自身を除く): 334790640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 83, 90, 95, 113, 114, 120, 144, 152, 166, 171, 180, 190, 226, 228, 240, 249, 285, 304, 332, 339, 342, 360, 380, 415, 452, 456, 498, 565, 570, 664, 678, 684, 720, 747, 760, 830, 855, 904, 912, 996, 1017, 1130, 1140, 1245, 1328, 1356, 1368, 1494, 1520, 1577, 1660, 1695, 1710, 1808, 1992, 2034, 2147, 2260, 2280, 2490, 2712, 2736, 2988, 3154, 3320, 3390, 3420, 3735, 3984, 4068, 4294, 4520, 4560, 4731, 4980, 5085, 5424, 5976, 6308, 6441, 6640, 6780, 6840, 7470, 7885, 8136, 8588, 9040, 9379, 9462, 9960, 10170, 10735, 11952, 12616, 12882, 13560, 13680, 14193, 14940, 15770, 16272, 17176, 18758, 18924, 19323, 19920, 20340, 21470, 23655, 25232, 25764, 27120, 28137, 28386, 29880, 31540, 32205, 34352, 37516, 37848, 38646, 40680, 42940, 46895, 47310, 51528, 56274, 56772, 59760, 63080, 64410, 70965, 75032, 75696, 77292, 81360, 84411, 85880, 93790, 94620, 96615, 103056, 112548, 113544, 126160, 128820, 140685, 141930, 150064, 154584, 168822, 171760, 178201, 187580, 189240, 193230, 225096, 227088, 257640, 281370, 283860, 309168, 337644, 356402, 375160, 378480, 386460, 422055, 450192, 515280, 534603, 562740, 567720, 675288, 712804, 750320, 772920, 844110, 891005, 1069206, 1125480, 1135440, 1350576, 1425608, 1545840, 1603809, 1688220, 1782010, 2138412, 2250960, 2673015, 2851216, 3207618, 3376440, 3564020, 4276824, 5346030, 6415236, 6752880, 7128040, 8019045, 8553648, 10692060, 12830472, 14256080, 16038090, 21384120, 25660944, 32076180, 42768240, 64152360, 128304720]

約数ペア:

[(1, 128304720), (2, 64152360), (3, 42768240), (4, 32076180), (5, 25660944), (6, 21384120), (8, 16038090), (9, 14256080), (10, 12830472), (12, 10692060), (15, 8553648), (16, 8019045), (18, 7128040), (19, 6752880), (20, 6415236), (24, 5346030), (30, 4276824), (36, 3564020), (38, 3376440), (40, 3207618), (45, 2851216), (48, 2673015), (57, 2250960), (60, 2138412), (72, 1782010), (76, 1688220), (80, 1603809), (83, 1545840), (90, 1425608), (95, 1350576), (113, 1135440), (114, 1125480), (120, 1069206), (144, 891005), (152, 844110), (166, 772920), (171, 750320), (180, 712804), (190, 675288), (226, 567720), (228, 562740), (240, 534603), (249, 515280), (285, 450192), (304, 422055), (332, 386460), (339, 378480), (342, 375160), (360, 356402), (380, 337644), (415, 309168), (452, 283860), (456, 281370), (498, 257640), (565, 227088), (570, 225096), (664, 193230), (678, 189240), (684, 187580), (720, 178201), (747, 171760), (760, 168822), (830, 154584), (855, 150064), (904, 141930), (912, 140685), (996, 128820), (1017, 126160), (1130, 113544), (1140, 112548), (1245, 103056), (1328, 96615), (1356, 94620), (1368, 93790), (1494, 85880), (1520, 84411), (1577, 81360), (1660, 77292), (1695, 75696), (1710, 75032), (1808, 70965), (1992, 64410), (2034, 63080), (2147, 59760), (2260, 56772), (2280, 56274), (2490, 51528), (2712, 47310), (2736, 46895), (2988, 42940), (3154, 40680), (3320, 38646), (3390, 37848), (3420, 37516), (3735, 34352), (3984, 32205), (4068, 31540), (4294, 29880), (4520, 28386), (4560, 28137), (4731, 27120), (4980, 25764), (5085, 25232), (5424, 23655), (5976, 21470), (6308, 20340), (6441, 19920), (6640, 19323), (6780, 18924), (6840, 18758), (7470, 17176), (7885, 16272), (8136, 15770), (8588, 14940), (9040, 14193), (9379, 13680), (9462, 13560), (9960, 12882), (10170, 12616), (10735, 11952)]