310841860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{661}}^1\times {\mathrm{3359}}^1$

素因数の和:4036

約数の個数: 48

約数和(自身を含む): 747371520

約数和(自身を除く): 436529660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 661, 1322, 2644, 3305, 3359, 4627, 6610, 6718, 9254, 13220, 13436, 16795, 18508, 23135, 23513, 33590, 46270, 47026, 67180, 92540, 94052, 117565, 235130, 470260, 2220299, 4440598, 8881196, 11101495, 15542093, 22202990, 31084186, 44405980, 62168372, 77710465, 155420930, 310841860]

約数ペア:

[(1, 310841860), (2, 155420930), (4, 77710465), (5, 62168372), (7, 44405980), (10, 31084186), (14, 22202990), (20, 15542093), (28, 11101495), (35, 8881196), (70, 4440598), (140, 2220299), (661, 470260), (1322, 235130), (2644, 117565), (3305, 94052), (3359, 92540), (4627, 67180), (6610, 47026), (6718, 46270), (9254, 33590), (13220, 23513), (13436, 23135), (16795, 18508)]