15668328280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1\times {\mathrm{2377}}^1$

素因数の和:2681

約数の個数: 128

約数和(自身を含む): 39201615360

約数和(自身を除く): 23533287080

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 71, 88, 110, 142, 211, 220, 284, 355, 422, 440, 568, 710, 781, 844, 1055, 1420, 1562, 1688, 2110, 2321, 2377, 2840, 3124, 3905, 4220, 4642, 4754, 6248, 7810, 8440, 9284, 9508, 11605, 11885, 14981, 15620, 18568, 19016, 23210, 23770, 26147, 29962, 31240, 46420, 47540, 52294, 59924, 74905, 92840, 95080, 104588, 119848, 130735, 149810, 164791, 168767, 209176, 261470, 299620, 329582, 337534, 501547, 522940, 599240, 659164, 675068, 823955, 843835, 1003094, 1045880, 1318328, 1350136, 1647910, 1687670, 1856437, 2006188, 2507735, 3295820, 3375340, 3712874, 4012376, 5015470, 5517017, 6591640, 6750680, 7425748, 9282185, 10030940, 11034034, 14851496, 18564370, 20061880, 22068068, 27585085, 35609837, 37128740, 44136136, 55170170, 71219674, 74257480, 110340340, 142439348, 178049185, 220680680, 284878696, 356098370, 391708207, 712196740, 783416414, 1424393480, 1566832828, 1958541035, 3133665656, 3917082070, 7834164140, 15668328280]

約数ペア:

[(1, 15668328280), (2, 7834164140), (4, 3917082070), (5, 3133665656), (8, 1958541035), (10, 1566832828), (11, 1424393480), (20, 783416414), (22, 712196740), (40, 391708207), (44, 356098370), (55, 284878696), (71, 220680680), (88, 178049185), (110, 142439348), (142, 110340340), (211, 74257480), (220, 71219674), (284, 55170170), (355, 44136136), (422, 37128740), (440, 35609837), (568, 27585085), (710, 22068068), (781, 20061880), (844, 18564370), (1055, 14851496), (1420, 11034034), (1562, 10030940), (1688, 9282185), (2110, 7425748), (2321, 6750680), (2377, 6591640), (2840, 5517017), (3124, 5015470), (3905, 4012376), (4220, 3712874), (4642, 3375340), (4754, 3295820), (6248, 2507735), (7810, 2006188), (8440, 1856437), (9284, 1687670), (9508, 1647910), (11605, 1350136), (11885, 1318328), (14981, 1045880), (15620, 1003094), (18568, 843835), (19016, 823955), (23210, 675068), (23770, 659164), (26147, 599240), (29962, 522940), (31240, 501547), (46420, 337534), (47540, 329582), (52294, 299620), (59924, 261470), (74905, 209176), (92840, 168767), (95080, 164791), (104588, 149810), (119848, 130735)]