64881240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{540677}}^1$

素因数の和:540691

約数の個数: 32

約数和(自身を含む): 194644080

約数和(自身を除く): 129762840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 540677, 1081354, 1622031, 2162708, 2703385, 3244062, 4325416, 5406770, 6488124, 8110155, 10813540, 12976248, 16220310, 21627080, 32440620, 64881240]

約数ペア:

[(1, 64881240), (2, 32440620), (3, 21627080), (4, 16220310), (5, 12976248), (6, 10813540), (8, 8110155), (10, 6488124), (12, 5406770), (15, 4325416), (20, 3244062), (24, 2703385), (30, 2162708), (40, 1622031), (60, 1081354), (120, 540677)]