51264840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{547}}^1$

素因数の和:643

約数の個数: 128

約数和(自身を含む): 170449920

約数和(自身を除く): 119185080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 71, 88, 110, 120, 132, 142, 165, 213, 220, 264, 284, 330, 355, 426, 440, 547, 568, 660, 710, 781, 852, 1065, 1094, 1320, 1420, 1562, 1641, 1704, 2130, 2188, 2343, 2735, 2840, 3124, 3282, 3905, 4260, 4376, 4686, 5470, 6017, 6248, 6564, 7810, 8205, 8520, 9372, 10940, 11715, 12034, 13128, 15620, 16410, 18051, 18744, 21880, 23430, 24068, 30085, 31240, 32820, 36102, 38837, 46860, 48136, 60170, 65640, 72204, 77674, 90255, 93720, 116511, 120340, 144408, 155348, 180510, 194185, 233022, 240680, 310696, 361020, 388370, 427207, 466044, 582555, 722040, 776740, 854414, 932088, 1165110, 1281621, 1553480, 1708828, 2136035, 2330220, 2563242, 3417656, 4272070, 4660440, 5126484, 6408105, 8544140, 10252968, 12816210, 17088280, 25632420, 51264840]

約数ペア:

[(1, 51264840), (2, 25632420), (3, 17088280), (4, 12816210), (5, 10252968), (6, 8544140), (8, 6408105), (10, 5126484), (11, 4660440), (12, 4272070), (15, 3417656), (20, 2563242), (22, 2330220), (24, 2136035), (30, 1708828), (33, 1553480), (40, 1281621), (44, 1165110), (55, 932088), (60, 854414), (66, 776740), (71, 722040), (88, 582555), (110, 466044), (120, 427207), (132, 388370), (142, 361020), (165, 310696), (213, 240680), (220, 233022), (264, 194185), (284, 180510), (330, 155348), (355, 144408), (426, 120340), (440, 116511), (547, 93720), (568, 90255), (660, 77674), (710, 72204), (781, 65640), (852, 60170), (1065, 48136), (1094, 46860), (1320, 38837), (1420, 36102), (1562, 32820), (1641, 31240), (1704, 30085), (2130, 24068), (2188, 23430), (2343, 21880), (2735, 18744), (2840, 18051), (3124, 16410), (3282, 15620), (3905, 13128), (4260, 12034), (4376, 11715), (4686, 10940), (5470, 9372), (6017, 8520), (6248, 8205), (6564, 7810)]