51507840

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{193}}^1$

素因数の和:354

約数の個数: 128

約数和(自身を含む): 166219200

約数和(自身を除く): 114711360

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, 139, 160, 192, 193, 240, 278, 320, 384, 386, 417, 480, 556, 579, 640, 695, 772, 834, 960, 965, 1112, 1158, 1390, 1544, 1668, 1920, 1930, 2085, 2224, 2316, 2780, 2895, 3088, 3336, 3860, 4170, 4448, 4632, 5560, 5790, 6176, 6672, 7720, 8340, 8896, 9264, 11120, 11580, 12352, 13344, 15440, 16680, 17792, 18528, 22240, 23160, 24704, 26688, 26827, 30880, 33360, 37056, 44480, 46320, 53376, 53654, 61760, 66720, 74112, 80481, 88960, 92640, 107308, 123520, 133440, 134135, 160962, 185280, 214616, 266880, 268270, 321924, 370560, 402405, 429232, 536540, 643848, 804810, 858464, 1073080, 1287696, 1609620, 1716928, 2146160, 2575392, 3219240, 3433856, 4292320, 5150784, 6438480, 8584640, 10301568, 12876960, 17169280, 25753920, 51507840]

約数ペア:

[(1, 51507840), (2, 25753920), (3, 17169280), (4, 12876960), (5, 10301568), (6, 8584640), (8, 6438480), (10, 5150784), (12, 4292320), (15, 3433856), (16, 3219240), (20, 2575392), (24, 2146160), (30, 1716928), (32, 1609620), (40, 1287696), (48, 1073080), (60, 858464), (64, 804810), (80, 643848), (96, 536540), (120, 429232), (128, 402405), (139, 370560), (160, 321924), (192, 268270), (193, 266880), (240, 214616), (278, 185280), (320, 160962), (384, 134135), (386, 133440), (417, 123520), (480, 107308), (556, 92640), (579, 88960), (640, 80481), (695, 74112), (772, 66720), (834, 61760), (960, 53654), (965, 53376), (1112, 46320), (1158, 44480), (1390, 37056), (1544, 33360), (1668, 30880), (1920, 26827), (1930, 26688), (2085, 24704), (2224, 23160), (2316, 22240), (2780, 18528), (2895, 17792), (3088, 16680), (3336, 15440), (3860, 13344), (4170, 12352), (4448, 11580), (4632, 11120), (5560, 9264), (5790, 8896), (6176, 8340), (6672, 7720)]