78517020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{281}}^1\times {\mathrm{4657}}^1$

素因数の和:4950

約数の個数: 48

約数和(自身を含む): 220677408

約数和(自身を除く): 142160388

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 281, 562, 843, 1124, 1405, 1686, 2810, 3372, 4215, 4657, 5620, 8430, 9314, 13971, 16860, 18628, 23285, 27942, 46570, 55884, 69855, 93140, 139710, 279420, 1308617, 2617234, 3925851, 5234468, 6543085, 7851702, 13086170, 15703404, 19629255, 26172340, 39258510, 78517020]

約数ペア:

[(1, 78517020), (2, 39258510), (3, 26172340), (4, 19629255), (5, 15703404), (6, 13086170), (10, 7851702), (12, 6543085), (15, 5234468), (20, 3925851), (30, 2617234), (60, 1308617), (281, 279420), (562, 139710), (843, 93140), (1124, 69855), (1405, 55884), (1686, 46570), (2810, 27942), (3372, 23285), (4215, 18628), (4657, 16860), (5620, 13971), (8430, 9314)]