157430221820

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{631}}^1\times {\mathrm{337153}}^1$

素因数の和:337830

約数の個数: 48

約数和(自身を含む): 340077799488

約数和(自身を除く): 182647577668

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 631, 740, 1262, 2524, 3155, 6310, 12620, 23347, 46694, 93388, 116735, 233470, 337153, 466940, 674306, 1348612, 1685765, 3371530, 6743060, 12474661, 24949322, 49898644, 62373305, 124746610, 212743543, 249493220, 425487086, 850974172, 1063717715, 2127435430, 4254870860, 7871511091, 15743022182, 31486044364, 39357555455, 78715110910, 157430221820]

約数ペア:

[(1, 157430221820), (2, 78715110910), (4, 39357555455), (5, 31486044364), (10, 15743022182), (20, 7871511091), (37, 4254870860), (74, 2127435430), (148, 1063717715), (185, 850974172), (370, 425487086), (631, 249493220), (740, 212743543), (1262, 124746610), (2524, 62373305), (3155, 49898644), (6310, 24949322), (12620, 12474661), (23347, 6743060), (46694, 3371530), (93388, 1685765), (116735, 1348612), (233470, 674306), (337153, 466940)]