20177091840

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{373}}^1\times {\mathrm{14087}}^1$

素因数の和:14484

約数の個数: 144

約数和(自身を含む): 64617936768

約数和(自身を除く): 44440844928

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 373, 384, 480, 640, 746, 768, 960, 1119, 1280, 1492, 1865, 1920, 2238, 2984, 3730, 3840, 4476, 5595, 5968, 7460, 8952, 11190, 11936, 14087, 14920, 17904, 22380, 23872, 28174, 29840, 35808, 42261, 44760, 47744, 56348, 59680, 70435, 71616, 84522, 89520, 95488, 112696, 119360, 140870, 143232, 169044, 179040, 211305, 225392, 238720, 281740, 286464, 338088, 358080, 422610, 450784, 477440, 563480, 676176, 716160, 845220, 901568, 1126960, 1352352, 1432320, 1690440, 1803136, 2253920, 2704704, 3380880, 3606272, 4507840, 5254451, 5409408, 6761760, 9015680, 10508902, 10818816, 13523520, 15763353, 18031360, 21017804, 26272255, 27047040, 31526706, 42035608, 52544510, 54094080, 63053412, 78816765, 84071216, 105089020, 126106824, 157633530, 168142432, 210178040, 252213648, 315267060, 336284864, 420356080, 504427296, 630534120, 672569728, 840712160, 1008854592, 1261068240, 1345139456, 1681424320, 2017709184, 2522136480, 3362848640, 4035418368, 5044272960, 6725697280, 10088545920, 20177091840]

約数ペア:

[(1, 20177091840), (2, 10088545920), (3, 6725697280), (4, 5044272960), (5, 4035418368), (6, 3362848640), (8, 2522136480), (10, 2017709184), (12, 1681424320), (15, 1345139456), (16, 1261068240), (20, 1008854592), (24, 840712160), (30, 672569728), (32, 630534120), (40, 504427296), (48, 420356080), (60, 336284864), (64, 315267060), (80, 252213648), (96, 210178040), (120, 168142432), (128, 157633530), (160, 126106824), (192, 105089020), (240, 84071216), (256, 78816765), (320, 63053412), (373, 54094080), (384, 52544510), (480, 42035608), (640, 31526706), (746, 27047040), (768, 26272255), (960, 21017804), (1119, 18031360), (1280, 15763353), (1492, 13523520), (1865, 10818816), (1920, 10508902), (2238, 9015680), (2984, 6761760), (3730, 5409408), (3840, 5254451), (4476, 4507840), (5595, 3606272), (5968, 3380880), (7460, 2704704), (8952, 2253920), (11190, 1803136), (11936, 1690440), (14087, 1432320), (14920, 1352352), (17904, 1126960), (22380, 901568), (23872, 845220), (28174, 716160), (29840, 676176), (35808, 563480), (42261, 477440), (44760, 450784), (47744, 422610), (56348, 358080), (59680, 338088), (70435, 286464), (71616, 281740), (84522, 238720), (89520, 225392), (95488, 211305), (112696, 179040), (119360, 169044), (140870, 143232)]