68832280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{156437}}^1$

素因数の和:156459

約数の個数: 32

約数和(自身を含む): 168953040

約数和(自身を除く): 100120760

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 156437, 312874, 625748, 782185, 1251496, 1564370, 1720807, 3128740, 3441614, 6257480, 6883228, 8604035, 13766456, 17208070, 34416140, 68832280]

約数ペア:

[(1, 68832280), (2, 34416140), (4, 17208070), (5, 13766456), (8, 8604035), (10, 6883228), (11, 6257480), (20, 3441614), (22, 3128740), (40, 1720807), (44, 1564370), (55, 1251496), (88, 782185), (110, 625748), (220, 312874), (440, 156437)]