168103740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{400247}}^1$

素因数の和:400266

約数の個数: 48

約数和(自身を含む): 537933312

約数和(自身を除く): 369829572

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, 400247, 800494, 1200741, 1600988, 2001235, 2401482, 2801729, 4002470, 4802964, 5603458, 6003705, 8004940, 8405187, 11206916, 12007410, 14008645, 16810374, 24014820, 28017290, 33620748, 42025935, 56034580, 84051870, 168103740]

約数ペア:

[(1, 168103740), (2, 84051870), (3, 56034580), (4, 42025935), (5, 33620748), (6, 28017290), (7, 24014820), (10, 16810374), (12, 14008645), (14, 12007410), (15, 11206916), (20, 8405187), (21, 8004940), (28, 6003705), (30, 5603458), (35, 4802964), (42, 4002470), (60, 2801729), (70, 2401482), (84, 2001235), (105, 1600988), (140, 1200741), (210, 800494), (420, 400247)]