12683440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1$

素因数の和:131

約数の個数: 160

約数和(自身を含む): 38568960

約数和(自身を除く): 25885520

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 29, 35, 40, 44, 55, 56, 58, 70, 71, 77, 80, 88, 110, 112, 116, 140, 142, 145, 154, 176, 203, 220, 232, 280, 284, 290, 308, 319, 355, 385, 406, 440, 464, 497, 560, 568, 580, 616, 638, 710, 770, 781, 812, 880, 994, 1015, 1136, 1160, 1232, 1276, 1420, 1540, 1562, 1595, 1624, 1988, 2030, 2059, 2233, 2320, 2485, 2552, 2840, 3080, 3124, 3190, 3248, 3905, 3976, 4060, 4118, 4466, 4970, 5104, 5467, 5680, 6160, 6248, 6380, 7810, 7952, 8120, 8236, 8932, 9940, 10295, 10934, 11165, 12496, 12760, 14413, 15620, 16240, 16472, 17864, 19880, 20590, 21868, 22330, 22649, 25520, 27335, 28826, 31240, 32944, 35728, 39760, 41180, 43736, 44660, 45298, 54670, 57652, 62480, 72065, 82360, 87472, 89320, 90596, 109340, 113245, 115304, 144130, 158543, 164720, 178640, 181192, 218680, 226490, 230608, 288260, 317086, 362384, 437360, 452980, 576520, 634172, 792715, 905960, 1153040, 1268344, 1585430, 1811920, 2536688, 3170860, 6341720, 12683440]

約数ペア:

[(1, 12683440), (2, 6341720), (4, 3170860), (5, 2536688), (7, 1811920), (8, 1585430), (10, 1268344), (11, 1153040), (14, 905960), (16, 792715), (20, 634172), (22, 576520), (28, 452980), (29, 437360), (35, 362384), (40, 317086), (44, 288260), (55, 230608), (56, 226490), (58, 218680), (70, 181192), (71, 178640), (77, 164720), (80, 158543), (88, 144130), (110, 115304), (112, 113245), (116, 109340), (140, 90596), (142, 89320), (145, 87472), (154, 82360), (176, 72065), (203, 62480), (220, 57652), (232, 54670), (280, 45298), (284, 44660), (290, 43736), (308, 41180), (319, 39760), (355, 35728), (385, 32944), (406, 31240), (440, 28826), (464, 27335), (497, 25520), (560, 22649), (568, 22330), (580, 21868), (616, 20590), (638, 19880), (710, 17864), (770, 16472), (781, 16240), (812, 15620), (880, 14413), (994, 12760), (1015, 12496), (1136, 11165), (1160, 10934), (1232, 10295), (1276, 9940), (1420, 8932), (1540, 8236), (1562, 8120), (1595, 7952), (1624, 7810), (1988, 6380), (2030, 6248), (2059, 6160), (2233, 5680), (2320, 5467), (2485, 5104), (2552, 4970), (2840, 4466), (3080, 4118), (3124, 4060), (3190, 3976), (3248, 3905)]