31147620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{74161}}^1$

素因数の和:74180

約数の個数: 48

約数和(自身を含む): 99673728

約数和(自身を除く): 68526108

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 74161, 148322, 222483, 296644, 370805, 444966, 519127, 741610, 889932, 1038254, 1112415, 1483220, 1557381, 2076508, 2224830, 2595635, 3114762, 4449660, 5191270, 6229524, 7786905, 10382540, 15573810, 31147620]

約数ペア:

[(1, 31147620), (2, 15573810), (3, 10382540), (4, 7786905), (5, 6229524), (6, 5191270), (7, 4449660), (10, 3114762), (12, 2595635), (14, 2224830), (15, 2076508), (20, 1557381), (21, 1483220), (28, 1112415), (30, 1038254), (35, 889932), (42, 741610), (60, 519127), (70, 444966), (84, 370805), (105, 296644), (140, 222483), (210, 148322), (420, 74161)]