1920385280

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:233

約数の個数: 288

約数和(自身を含む): 5435797248

約数和(自身を除く): 3515411968

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 32, 34, 40, 44, 55, 64, 68, 71, 80, 85, 88, 110, 113, 128, 136, 142, 160, 170, 176, 187, 220, 226, 256, 272, 284, 320, 340, 352, 355, 374, 440, 452, 544, 565, 568, 640, 680, 704, 710, 748, 781, 880, 904, 935, 1088, 1130, 1136, 1207, 1243, 1280, 1360, 1408, 1420, 1496, 1562, 1760, 1808, 1870, 1921, 2176, 2260, 2272, 2414, 2486, 2720, 2816, 2840, 2992, 3124, 3520, 3616, 3740, 3842, 3905, 4352, 4520, 4544, 4828, 4972, 5440, 5680, 5984, 6035, 6215, 6248, 7040, 7232, 7480, 7684, 7810, 8023, 9040, 9088, 9605, 9656, 9944, 10880, 11360, 11968, 12070, 12430, 12496, 13277, 14080, 14464, 14960, 15368, 15620, 16046, 18080, 18176, 19210, 19312, 19888, 21131, 21760, 22720, 23936, 24140, 24860, 24992, 26554, 28928, 29920, 30736, 31240, 32092, 36160, 38420, 38624, 39776, 40115, 42262, 45440, 47872, 48280, 49720, 49984, 53108, 59840, 61472, 62480, 64184, 66385, 72320, 76840, 77248, 79552, 80230, 84524, 88253, 90880, 96560, 99440, 99968, 105655, 106216, 119680, 122944, 124960, 128368, 132770, 136391, 144640, 153680, 154496, 159104, 160460, 169048, 176506, 193120, 198880, 199936, 211310, 212432, 239360, 245888, 249920, 256736, 265540, 272782, 307360, 308992, 318208, 320920, 338096, 353012, 386240, 397760, 422620, 424864, 441265, 491776, 499840, 513472, 531080, 545564, 614720, 641840, 676192, 681955, 706024, 772480, 795520, 845240, 849728, 882530, 999680, 1026944, 1062160, 1091128, 1229440, 1283680, 1352384, 1363910, 1412048, 1500301, 1544960, 1591040, 1690480, 1699456, 1765060, 2053888, 2124320, 2182256, 2458880, 2567360, 2704768, 2727820, 2824096, 3000602, 3380960, 3398912, 3530120, 4248640, 4364512, 5134720, 5409536, 5455640, 5648192, 6001204, 6761920, 7060240, 7501505, 8497280, 8729024, 10269440, 10911280, 11296384, 12002408, 13523840, 14120480, 15003010, 16994560, 17458048, 21822560, 22592768, 24004816, 27047680, 28240960, 30006020, 34916096, 43645120, 48009632, 56481920, 60012040, 87290240, 96019264, 112963840, 120024080, 174580480, 192038528, 240048160, 384077056, 480096320, 960192640, 1920385280]

約数ペア:

[(1, 1920385280), (2, 960192640), (4, 480096320), (5, 384077056), (8, 240048160), (10, 192038528), (11, 174580480), (16, 120024080), (17, 112963840), (20, 96019264), (22, 87290240), (32, 60012040), (34, 56481920), (40, 48009632), (44, 43645120), (55, 34916096), (64, 30006020), (68, 28240960), (71, 27047680), (80, 24004816), (85, 22592768), (88, 21822560), (110, 17458048), (113, 16994560), (128, 15003010), (136, 14120480), (142, 13523840), (160, 12002408), (170, 11296384), (176, 10911280), (187, 10269440), (220, 8729024), (226, 8497280), (256, 7501505), (272, 7060240), (284, 6761920), (320, 6001204), (340, 5648192), (352, 5455640), (355, 5409536), (374, 5134720), (440, 4364512), (452, 4248640), (544, 3530120), (565, 3398912), (568, 3380960), (640, 3000602), (680, 2824096), (704, 2727820), (710, 2704768), (748, 2567360), (781, 2458880), (880, 2182256), (904, 2124320), (935, 2053888), (1088, 1765060), (1130, 1699456), (1136, 1690480), (1207, 1591040), (1243, 1544960), (1280, 1500301), (1360, 1412048), (1408, 1363910), (1420, 1352384), (1496, 1283680), (1562, 1229440), (1760, 1091128), (1808, 1062160), (1870, 1026944), (1921, 999680), (2176, 882530), (2260, 849728), (2272, 845240), (2414, 795520), (2486, 772480), (2720, 706024), (2816, 681955), (2840, 676192), (2992, 641840), (3124, 614720), (3520, 545564), (3616, 531080), (3740, 513472), (3842, 499840), (3905, 491776), (4352, 441265), (4520, 424864), (4544, 422620), (4828, 397760), (4972, 386240), (5440, 353012), (5680, 338096), (5984, 320920), (6035, 318208), (6215, 308992), (6248, 307360), (7040, 272782), (7232, 265540), (7480, 256736), (7684, 249920), (7810, 245888), (8023, 239360), (9040, 212432), (9088, 211310), (9605, 199936), (9656, 198880), (9944, 193120), (10880, 176506), (11360, 169048), (11968, 160460), (12070, 159104), (12430, 154496), (12496, 153680), (13277, 144640), (14080, 136391), (14464, 132770), (14960, 128368), (15368, 124960), (15620, 122944), (16046, 119680), (18080, 106216), (18176, 105655), (19210, 99968), (19312, 99440), (19888, 96560), (21131, 90880), (21760, 88253), (22720, 84524), (23936, 80230), (24140, 79552), (24860, 77248), (24992, 76840), (26554, 72320), (28928, 66385), (29920, 64184), (30736, 62480), (31240, 61472), (32092, 59840), (36160, 53108), (38420, 49984), (38624, 49720), (39776, 48280), (40115, 47872), (42262, 45440)]