64488540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{487}}^1\times {\mathrm{2207}}^1$

素因数の和:2706

約数の個数: 48

約数和(自身を含む): 181020672

約数和(自身を除く): 116532132

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 487, 974, 1461, 1948, 2207, 2435, 2922, 4414, 4870, 5844, 6621, 7305, 8828, 9740, 11035, 13242, 14610, 22070, 26484, 29220, 33105, 44140, 66210, 132420, 1074809, 2149618, 3224427, 4299236, 5374045, 6448854, 10748090, 12897708, 16122135, 21496180, 32244270, 64488540]

約数ペア:

[(1, 64488540), (2, 32244270), (3, 21496180), (4, 16122135), (5, 12897708), (6, 10748090), (10, 6448854), (12, 5374045), (15, 4299236), (20, 3224427), (30, 2149618), (60, 1074809), (487, 132420), (974, 66210), (1461, 44140), (1948, 33105), (2207, 29220), (2435, 26484), (2922, 22070), (4414, 14610), (4870, 13242), (5844, 11035), (6621, 9740), (7305, 8828)]