64918843920

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{12880723}}^1$

素因数の和:12880749

約数の個数: 120

約数和(自身を含む): 249164725056

約数和(自身を除く): 184245881136

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 12880723, 25761446, 38642169, 51522892, 64403615, 77284338, 90165061, 103045784, 115926507, 128807230, 154568676, 180330122, 193210845, 206091568, 231853014, 257614460, 270495183, 309137352, 360660244, 386421690, 450825305, 463706028, 515228920, 540990366, 579632535, 618274704, 721320488, 772843380, 811485549, 901650610, 927412056, 1030457840, 1081980732, 1159265070, 1352475915, 1442640976, 1545686760, 1622971098, 1803301220, 1854824112, 2163961464, 2318530140, 2704951830, 3091373520, 3245942196, 3606602440, 4057427745, 4327922928, 4637060280, 5409903660, 6491884392, 7213204880, 8114855490, 9274120560, 10819807320, 12983768784, 16229710980, 21639614640, 32459421960, 64918843920]

約数ペア:

[(1, 64918843920), (2, 32459421960), (3, 21639614640), (4, 16229710980), (5, 12983768784), (6, 10819807320), (7, 9274120560), (8, 8114855490), (9, 7213204880), (10, 6491884392), (12, 5409903660), (14, 4637060280), (15, 4327922928), (16, 4057427745), (18, 3606602440), (20, 3245942196), (21, 3091373520), (24, 2704951830), (28, 2318530140), (30, 2163961464), (35, 1854824112), (36, 1803301220), (40, 1622971098), (42, 1545686760), (45, 1442640976), (48, 1352475915), (56, 1159265070), (60, 1081980732), (63, 1030457840), (70, 927412056), (72, 901650610), (80, 811485549), (84, 772843380), (90, 721320488), (105, 618274704), (112, 579632535), (120, 540990366), (126, 515228920), (140, 463706028), (144, 450825305), (168, 386421690), (180, 360660244), (210, 309137352), (240, 270495183), (252, 257614460), (280, 231853014), (315, 206091568), (336, 193210845), (360, 180330122), (420, 154568676), (504, 128807230), (560, 115926507), (630, 103045784), (720, 90165061), (840, 77284338), (1008, 64403615), (1260, 51522892), (1680, 38642169), (2520, 25761446), (5040, 12880723)]