123575240

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{277}}^1\times {\mathrm{587}}^1$

素因数の和:894

約数の個数: 64

約数和(自身を含む): 294235200

約数和(自身を除く): 170659960

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 277, 380, 554, 587, 760, 1108, 1174, 1385, 2216, 2348, 2770, 2935, 4696, 5263, 5540, 5870, 10526, 11080, 11153, 11740, 21052, 22306, 23480, 26315, 42104, 44612, 52630, 55765, 89224, 105260, 111530, 162599, 210520, 223060, 325198, 446120, 650396, 812995, 1300792, 1625990, 3089381, 3251980, 6178762, 6503960, 12357524, 15446905, 24715048, 30893810, 61787620, 123575240]

約数ペア:

[(1, 123575240), (2, 61787620), (4, 30893810), (5, 24715048), (8, 15446905), (10, 12357524), (19, 6503960), (20, 6178762), (38, 3251980), (40, 3089381), (76, 1625990), (95, 1300792), (152, 812995), (190, 650396), (277, 446120), (380, 325198), (554, 223060), (587, 210520), (760, 162599), (1108, 111530), (1174, 105260), (1385, 89224), (2216, 55765), (2348, 52630), (2770, 44612), (2935, 42104), (4696, 26315), (5263, 23480), (5540, 22306), (5870, 21052), (10526, 11740), (11080, 11153)]