208508727520

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{181}}^1\times {\mathrm{2621}}^1$

素因数の和:2925

約数の個数: 192

約数和(自身を含む): 515174167872

約数和(自身を除く): 306665440352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 67, 80, 82, 134, 160, 164, 181, 205, 268, 328, 335, 362, 410, 536, 656, 670, 724, 820, 905, 1072, 1312, 1340, 1448, 1640, 1810, 2144, 2621, 2680, 2747, 2896, 3280, 3620, 5242, 5360, 5494, 5792, 6560, 7240, 7421, 10484, 10720, 10988, 12127, 13105, 13735, 14480, 14842, 20968, 21976, 24254, 26210, 27470, 28960, 29684, 37105, 41936, 43952, 48508, 52420, 54940, 59368, 60635, 74210, 83872, 87904, 97016, 104840, 107461, 109880, 118736, 121270, 148420, 175607, 194032, 209680, 214922, 219760, 237472, 242540, 296840, 351214, 388064, 419360, 429844, 439520, 474401, 485080, 497207, 537305, 593680, 702428, 859688, 878035, 948802, 970160, 994414, 1074610, 1187360, 1404856, 1719376, 1756070, 1897604, 1940320, 1988828, 2149220, 2372005, 2486035, 2809712, 3438752, 3512140, 3795208, 3977656, 4298440, 4744010, 4972070, 5619424, 7024280, 7199887, 7590416, 7955312, 8596880, 9488020, 9944140, 14048560, 14399774, 15180832, 15910624, 17193760, 18976040, 19450441, 19888280, 28097120, 28799548, 31784867, 35999435, 37952080, 38900882, 39776560, 57599096, 63569734, 71998870, 75904160, 77801764, 79553120, 97252205, 115198192, 127139468, 143997740, 155603528, 158924335, 194504410, 230396384, 254278936, 287995480, 311207056, 317848670, 389008820, 508557872, 575990960, 622414112, 635697340, 778017640, 1017115744, 1151981920, 1271394680, 1303179547, 1556035280, 2542789360, 2606359094, 3112070560, 5085578720, 5212718188, 6515897735, 10425436376, 13031795470, 20850872752, 26063590940, 41701745504, 52127181880, 104254363760, 208508727520]

約数ペア:

[(1, 208508727520), (2, 104254363760), (4, 52127181880), (5, 41701745504), (8, 26063590940), (10, 20850872752), (16, 13031795470), (20, 10425436376), (32, 6515897735), (40, 5212718188), (41, 5085578720), (67, 3112070560), (80, 2606359094), (82, 2542789360), (134, 1556035280), (160, 1303179547), (164, 1271394680), (181, 1151981920), (205, 1017115744), (268, 778017640), (328, 635697340), (335, 622414112), (362, 575990960), (410, 508557872), (536, 389008820), (656, 317848670), (670, 311207056), (724, 287995480), (820, 254278936), (905, 230396384), (1072, 194504410), (1312, 158924335), (1340, 155603528), (1448, 143997740), (1640, 127139468), (1810, 115198192), (2144, 97252205), (2621, 79553120), (2680, 77801764), (2747, 75904160), (2896, 71998870), (3280, 63569734), (3620, 57599096), (5242, 39776560), (5360, 38900882), (5494, 37952080), (5792, 35999435), (6560, 31784867), (7240, 28799548), (7421, 28097120), (10484, 19888280), (10720, 19450441), (10988, 18976040), (12127, 17193760), (13105, 15910624), (13735, 15180832), (14480, 14399774), (14842, 14048560), (20968, 9944140), (21976, 9488020), (24254, 8596880), (26210, 7955312), (27470, 7590416), (28960, 7199887), (29684, 7024280), (37105, 5619424), (41936, 4972070), (43952, 4744010), (48508, 4298440), (52420, 3977656), (54940, 3795208), (59368, 3512140), (60635, 3438752), (74210, 2809712), (83872, 2486035), (87904, 2372005), (97016, 2149220), (104840, 1988828), (107461, 1940320), (109880, 1897604), (118736, 1756070), (121270, 1719376), (148420, 1404856), (175607, 1187360), (194032, 1074610), (209680, 994414), (214922, 970160), (219760, 948802), (237472, 878035), (242540, 859688), (296840, 702428), (351214, 593680), (388064, 537305), (419360, 497207), (429844, 485080), (439520, 474401)]