87857220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{133117}}^1$

素因数の和:133140

約数の個数: 48

約数和(自身を含む): 268365888

約数和(自身を除く): 180508668

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 133117, 266234, 399351, 532468, 665585, 798702, 1331170, 1464287, 1597404, 1996755, 2662340, 2928574, 3993510, 4392861, 5857148, 7321435, 7987020, 8785722, 14642870, 17571444, 21964305, 29285740, 43928610, 87857220]

約数ペア:

[(1, 87857220), (2, 43928610), (3, 29285740), (4, 21964305), (5, 17571444), (6, 14642870), (10, 8785722), (11, 7987020), (12, 7321435), (15, 5857148), (20, 4392861), (22, 3993510), (30, 2928574), (33, 2662340), (44, 1996755), (55, 1597404), (60, 1464287), (66, 1331170), (110, 798702), (132, 665585), (165, 532468), (220, 399351), (330, 266234), (660, 133117)]