64807440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{270031}}^1$

素因数の和:270047

約数の個数: 40

約数和(自身を含む): 200903808

約数和(自身を除く): 136096368

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 270031, 540062, 810093, 1080124, 1350155, 1620186, 2160248, 2700310, 3240372, 4050465, 4320496, 5400620, 6480744, 8100930, 10801240, 12961488, 16201860, 21602480, 32403720, 64807440]

約数ペア:

[(1, 64807440), (2, 32403720), (3, 21602480), (4, 16201860), (5, 12961488), (6, 10801240), (8, 8100930), (10, 6480744), (12, 5400620), (15, 4320496), (16, 4050465), (20, 3240372), (24, 2700310), (30, 2160248), (40, 1620186), (48, 1350155), (60, 1080124), (80, 810093), (120, 540062), (240, 270031)]