30702680

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{277}}^1$

素因数の和:468

約数の個数: 64

約数和(自身を含む): 73859040

約数和(自身を除く): 43156360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 163, 170, 277, 326, 340, 554, 652, 680, 815, 1108, 1304, 1385, 1630, 2216, 2770, 2771, 3260, 4709, 5540, 5542, 6520, 9418, 11080, 11084, 13855, 18836, 22168, 23545, 27710, 37672, 45151, 47090, 55420, 90302, 94180, 110840, 180604, 188360, 225755, 361208, 451510, 767567, 903020, 1535134, 1806040, 3070268, 3837835, 6140536, 7675670, 15351340, 30702680]

約数ペア:

[(1, 30702680), (2, 15351340), (4, 7675670), (5, 6140536), (8, 3837835), (10, 3070268), (17, 1806040), (20, 1535134), (34, 903020), (40, 767567), (68, 451510), (85, 361208), (136, 225755), (163, 188360), (170, 180604), (277, 110840), (326, 94180), (340, 90302), (554, 55420), (652, 47090), (680, 45151), (815, 37672), (1108, 27710), (1304, 23545), (1385, 22168), (1630, 18836), (2216, 13855), (2770, 11084), (2771, 11080), (3260, 9418), (4709, 6520), (5540, 5542)]