156706990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{6221}}^1$

素因数の和:6468

約数の個数: 32

約数和(自身を含む): 309108960

約数和(自身を除く): 152401970

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 229, 458, 1145, 2290, 2519, 5038, 6221, 12442, 12595, 25190, 31105, 62210, 68431, 136862, 342155, 684310, 1424609, 2849218, 7123045, 14246090, 15670699, 31341398, 78353495, 156706990]

約数ペア:

[(1, 156706990), (2, 78353495), (5, 31341398), (10, 15670699), (11, 14246090), (22, 7123045), (55, 2849218), (110, 1424609), (229, 684310), (458, 342155), (1145, 136862), (2290, 68431), (2519, 62210), (5038, 31105), (6221, 25190), (12442, 12595)]