64845240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{540377}}^1$

素因数の和:540391

約数の個数: 32

約数和(自身を含む): 194536080

約数和(自身を除く): 129690840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 540377, 1080754, 1621131, 2161508, 2701885, 3242262, 4323016, 5403770, 6484524, 8105655, 10807540, 12969048, 16211310, 21615080, 32422620, 64845240]

約数ペア:

[(1, 64845240), (2, 32422620), (3, 21615080), (4, 16211310), (5, 12969048), (6, 10807540), (8, 8105655), (10, 6484524), (12, 5403770), (15, 4323016), (20, 3242262), (24, 2701885), (30, 2161508), (40, 1621131), (60, 1080754), (120, 540377)]