18600540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{661}}^1$

素因数の和:747

約数の個数: 96

約数和(自身を含む): 60501504

約数和(自身を除く): 41900964

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 67, 70, 84, 105, 134, 140, 201, 210, 268, 335, 402, 420, 469, 661, 670, 804, 938, 1005, 1322, 1340, 1407, 1876, 1983, 2010, 2345, 2644, 2814, 3305, 3966, 4020, 4627, 4690, 5628, 6610, 7035, 7932, 9254, 9380, 9915, 13220, 13881, 14070, 18508, 19830, 23135, 27762, 28140, 39660, 44287, 46270, 55524, 69405, 88574, 92540, 132861, 138810, 177148, 221435, 265722, 277620, 310009, 442870, 531444, 620018, 664305, 885740, 930027, 1240036, 1328610, 1550045, 1860054, 2657220, 3100090, 3720108, 4650135, 6200180, 9300270, 18600540]

約数ペア:

[(1, 18600540), (2, 9300270), (3, 6200180), (4, 4650135), (5, 3720108), (6, 3100090), (7, 2657220), (10, 1860054), (12, 1550045), (14, 1328610), (15, 1240036), (20, 930027), (21, 885740), (28, 664305), (30, 620018), (35, 531444), (42, 442870), (60, 310009), (67, 277620), (70, 265722), (84, 221435), (105, 177148), (134, 138810), (140, 132861), (201, 92540), (210, 88574), (268, 69405), (335, 55524), (402, 46270), (420, 44287), (469, 39660), (661, 28140), (670, 27762), (804, 23135), (938, 19830), (1005, 18508), (1322, 14070), (1340, 13881), (1407, 13220), (1876, 9915), (1983, 9380), (2010, 9254), (2345, 7932), (2644, 7035), (2814, 6610), (3305, 5628), (3966, 4690), (4020, 4627)]