327768980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{212837}}^1$

素因数の和:212864

約数の個数: 48

約数和(自身を含む): 858162816

約数和(自身を除く): 530393836

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 212837, 425674, 851348, 1064185, 1489859, 2128370, 2341207, 2979718, 4256740, 4682414, 5959436, 7449295, 9364828, 11706035, 14898590, 16388449, 23412070, 29797180, 32776898, 46824140, 65553796, 81942245, 163884490, 327768980]

約数ペア:

[(1, 327768980), (2, 163884490), (4, 81942245), (5, 65553796), (7, 46824140), (10, 32776898), (11, 29797180), (14, 23412070), (20, 16388449), (22, 14898590), (28, 11706035), (35, 9364828), (44, 7449295), (55, 5959436), (70, 4682414), (77, 4256740), (110, 2979718), (140, 2341207), (154, 2128370), (220, 1489859), (308, 1064185), (385, 851348), (770, 425674), (1540, 212837)]