215731180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{317}}^1\times {\mathrm{4861}}^1$

素因数の和:5194

約数の個数: 48

約数和(自身を含む): 519494976

約数和(自身を除く): 303763796

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 317, 634, 1268, 1585, 2219, 3170, 4438, 4861, 6340, 8876, 9722, 11095, 19444, 22190, 24305, 34027, 44380, 48610, 68054, 97220, 136108, 170135, 340270, 680540, 1540937, 3081874, 6163748, 7704685, 10786559, 15409370, 21573118, 30818740, 43146236, 53932795, 107865590, 215731180]

約数ペア:

[(1, 215731180), (2, 107865590), (4, 53932795), (5, 43146236), (7, 30818740), (10, 21573118), (14, 15409370), (20, 10786559), (28, 7704685), (35, 6163748), (70, 3081874), (140, 1540937), (317, 680540), (634, 340270), (1268, 170135), (1585, 136108), (2219, 97220), (3170, 68054), (4438, 48610), (4861, 44380), (6340, 34027), (8876, 24305), (9722, 22190), (11095, 19444)]