123310240

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{17923}}^1$

素因数の和:17981

約数の個数: 48

約数和(自身を含む): 298111968

約数和(自身を除く): 174801728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 172, 215, 344, 430, 688, 860, 1376, 1720, 3440, 6880, 17923, 35846, 71692, 89615, 143384, 179230, 286768, 358460, 573536, 716920, 770689, 1433840, 1541378, 2867680, 3082756, 3853445, 6165512, 7706890, 12331024, 15413780, 24662048, 30827560, 61655120, 123310240]

約数ペア:

[(1, 123310240), (2, 61655120), (4, 30827560), (5, 24662048), (8, 15413780), (10, 12331024), (16, 7706890), (20, 6165512), (32, 3853445), (40, 3082756), (43, 2867680), (80, 1541378), (86, 1433840), (160, 770689), (172, 716920), (215, 573536), (344, 358460), (430, 286768), (688, 179230), (860, 143384), (1376, 89615), (1720, 71692), (3440, 35846), (6880, 17923)]