255313884

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{20399}}^1$

素因数の和:20562

約数の個数: 48

約数和(自身を含む): 685440000

約数和(自身を除く): 430126116

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 149, 298, 447, 596, 894, 1043, 1788, 2086, 3129, 4172, 6258, 12516, 20399, 40798, 61197, 81596, 122394, 142793, 244788, 285586, 428379, 571172, 856758, 1713516, 3039451, 6078902, 9118353, 12157804, 18236706, 21276157, 36473412, 42552314, 63828471, 85104628, 127656942, 255313884]

約数ペア:

[(1, 255313884), (2, 127656942), (3, 85104628), (4, 63828471), (6, 42552314), (7, 36473412), (12, 21276157), (14, 18236706), (21, 12157804), (28, 9118353), (42, 6078902), (84, 3039451), (149, 1713516), (298, 856758), (447, 571172), (596, 428379), (894, 285586), (1043, 244788), (1788, 142793), (2086, 122394), (3129, 81596), (4172, 61197), (6258, 40798), (12516, 20399)]