817365720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{6301}}^1$

素因数の和:6385

約数の個数: 128

約数和(自身を含む): 2613565440

約数和(自身を除く): 1796199720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 47, 60, 69, 92, 94, 115, 120, 138, 141, 184, 188, 230, 235, 276, 282, 345, 376, 460, 470, 552, 564, 690, 705, 920, 940, 1081, 1128, 1380, 1410, 1880, 2162, 2760, 2820, 3243, 4324, 5405, 5640, 6301, 6486, 8648, 10810, 12602, 12972, 16215, 18903, 21620, 25204, 25944, 31505, 32430, 37806, 43240, 50408, 63010, 64860, 75612, 94515, 126020, 129720, 144923, 151224, 189030, 252040, 289846, 296147, 378060, 434769, 579692, 592294, 724615, 756120, 869538, 888441, 1159384, 1184588, 1449230, 1480735, 1739076, 1776882, 2173845, 2369176, 2898460, 2961470, 3478152, 3553764, 4347690, 4442205, 5796920, 5922940, 6811381, 7107528, 8695380, 8884410, 11845880, 13622762, 17390760, 17768820, 20434143, 27245524, 34056905, 35537640, 40868286, 54491048, 68113810, 81736572, 102170715, 136227620, 163473144, 204341430, 272455240, 408682860, 817365720]

約数ペア:

[(1, 817365720), (2, 408682860), (3, 272455240), (4, 204341430), (5, 163473144), (6, 136227620), (8, 102170715), (10, 81736572), (12, 68113810), (15, 54491048), (20, 40868286), (23, 35537640), (24, 34056905), (30, 27245524), (40, 20434143), (46, 17768820), (47, 17390760), (60, 13622762), (69, 11845880), (92, 8884410), (94, 8695380), (115, 7107528), (120, 6811381), (138, 5922940), (141, 5796920), (184, 4442205), (188, 4347690), (230, 3553764), (235, 3478152), (276, 2961470), (282, 2898460), (345, 2369176), (376, 2173845), (460, 1776882), (470, 1739076), (552, 1480735), (564, 1449230), (690, 1184588), (705, 1159384), (920, 888441), (940, 869538), (1081, 756120), (1128, 724615), (1380, 592294), (1410, 579692), (1880, 434769), (2162, 378060), (2760, 296147), (2820, 289846), (3243, 252040), (4324, 189030), (5405, 151224), (5640, 144923), (6301, 129720), (6486, 126020), (8648, 94515), (10810, 75612), (12602, 64860), (12972, 63010), (16215, 50408), (18903, 43240), (21620, 37806), (25204, 32430), (25944, 31505)]