208374180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{547}}^1\times {\mathrm{907}}^1$

素因数の和:1473

約数の個数: 96

約数和(自身を含む): 668752896

約数和(自身を除く): 460378716

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, 547, 907, 1094, 1641, 1814, 2188, 2721, 2735, 3282, 3628, 3829, 4535, 5442, 5470, 6349, 6564, 7658, 8205, 9070, 10884, 10940, 11487, 12698, 13605, 15316, 16410, 18140, 19047, 19145, 22974, 25396, 27210, 31745, 32820, 38094, 38290, 45948, 54420, 57435, 63490, 76188, 76580, 95235, 114870, 126980, 190470, 229740, 380940, 496129, 992258, 1488387, 1984516, 2480645, 2976774, 3472903, 4961290, 5953548, 6945806, 7441935, 9922580, 10418709, 13891612, 14883870, 17364515, 20837418, 29767740, 34729030, 41674836, 52093545, 69458060, 104187090, 208374180]

約数ペア:

[(1, 208374180), (2, 104187090), (3, 69458060), (4, 52093545), (5, 41674836), (6, 34729030), (7, 29767740), (10, 20837418), (12, 17364515), (14, 14883870), (15, 13891612), (20, 10418709), (21, 9922580), (28, 7441935), (30, 6945806), (35, 5953548), (42, 4961290), (60, 3472903), (70, 2976774), (84, 2480645), (105, 1984516), (140, 1488387), (210, 992258), (420, 496129), (547, 380940), (907, 229740), (1094, 190470), (1641, 126980), (1814, 114870), (2188, 95235), (2721, 76580), (2735, 76188), (3282, 63490), (3628, 57435), (3829, 54420), (4535, 45948), (5442, 38290), (5470, 38094), (6349, 32820), (6564, 31745), (7658, 27210), (8205, 25396), (9070, 22974), (10884, 19145), (10940, 19047), (11487, 18140), (12698, 16410), (13605, 15316)]