105990780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{252359}}^1$

素因数の和:252378

約数の個数: 48

約数和(自身を含む): 339171840

約数和(自身を除く): 233181060

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 252359, 504718, 757077, 1009436, 1261795, 1514154, 1766513, 2523590, 3028308, 3533026, 3785385, 5047180, 5299539, 7066052, 7570770, 8832565, 10599078, 15141540, 17665130, 21198156, 26497695, 35330260, 52995390, 105990780]

約数ペア:

[(1, 105990780), (2, 52995390), (3, 35330260), (4, 26497695), (5, 21198156), (6, 17665130), (7, 15141540), (10, 10599078), (12, 8832565), (14, 7570770), (15, 7066052), (20, 5299539), (21, 5047180), (28, 3785385), (30, 3533026), (35, 3028308), (42, 2523590), (60, 1766513), (70, 1514154), (84, 1261795), (105, 1009436), (140, 757077), (210, 504718), (420, 252359)]