87799920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{263}}^1$

素因数の和:399

約数の個数: 160

約数和(自身を含む): 296980992

約数和(自身を除く): 209181072

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 107, 120, 130, 156, 195, 208, 214, 240, 260, 263, 312, 321, 390, 428, 520, 526, 535, 624, 642, 780, 789, 856, 1040, 1052, 1070, 1284, 1315, 1391, 1560, 1578, 1605, 1712, 2104, 2140, 2568, 2630, 2782, 3120, 3156, 3210, 3419, 3945, 4173, 4208, 4280, 5136, 5260, 5564, 6312, 6420, 6838, 6955, 7890, 8346, 8560, 10257, 10520, 11128, 12624, 12840, 13676, 13910, 15780, 16692, 17095, 20514, 20865, 21040, 22256, 25680, 27352, 27820, 28141, 31560, 33384, 34190, 41028, 41730, 51285, 54704, 55640, 56282, 63120, 66768, 68380, 82056, 83460, 84423, 102570, 111280, 112564, 136760, 140705, 164112, 166920, 168846, 205140, 225128, 273520, 281410, 333840, 337692, 365833, 410280, 422115, 450256, 562820, 675384, 731666, 820560, 844230, 1097499, 1125640, 1350768, 1463332, 1688460, 1829165, 2194998, 2251280, 2926664, 3376920, 3658330, 4389996, 5487495, 5853328, 6753840, 7316660, 8779992, 10974990, 14633320, 17559984, 21949980, 29266640, 43899960, 87799920]

約数ペア:

[(1, 87799920), (2, 43899960), (3, 29266640), (4, 21949980), (5, 17559984), (6, 14633320), (8, 10974990), (10, 8779992), (12, 7316660), (13, 6753840), (15, 5853328), (16, 5487495), (20, 4389996), (24, 3658330), (26, 3376920), (30, 2926664), (39, 2251280), (40, 2194998), (48, 1829165), (52, 1688460), (60, 1463332), (65, 1350768), (78, 1125640), (80, 1097499), (104, 844230), (107, 820560), (120, 731666), (130, 675384), (156, 562820), (195, 450256), (208, 422115), (214, 410280), (240, 365833), (260, 337692), (263, 333840), (312, 281410), (321, 273520), (390, 225128), (428, 205140), (520, 168846), (526, 166920), (535, 164112), (624, 140705), (642, 136760), (780, 112564), (789, 111280), (856, 102570), (1040, 84423), (1052, 83460), (1070, 82056), (1284, 68380), (1315, 66768), (1391, 63120), (1560, 56282), (1578, 55640), (1605, 54704), (1712, 51285), (2104, 41730), (2140, 41028), (2568, 34190), (2630, 33384), (2782, 31560), (3120, 28141), (3156, 27820), (3210, 27352), (3419, 25680), (3945, 22256), (4173, 21040), (4208, 20865), (4280, 20514), (5136, 17095), (5260, 16692), (5564, 15780), (6312, 13910), (6420, 13676), (6838, 12840), (6955, 12624), (7890, 11128), (8346, 10520), (8560, 10257)]