231770

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1$

素因数の和:75

約数の個数: 48

約数和(自身を含む): 541728

約数和(自身を除く): 309958

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 43, 49, 55, 70, 77, 86, 98, 110, 154, 215, 245, 301, 385, 430, 473, 490, 539, 602, 770, 946, 1078, 1505, 2107, 2365, 2695, 3010, 3311, 4214, 4730, 5390, 6622, 10535, 16555, 21070, 23177, 33110, 46354, 115885, 231770]

約数ペア:

[(1, 231770), (2, 115885), (5, 46354), (7, 33110), (10, 23177), (11, 21070), (14, 16555), (22, 10535), (35, 6622), (43, 5390), (49, 4730), (55, 4214), (70, 3311), (77, 3010), (86, 2695), (98, 2365), (110, 2107), (154, 1505), (215, 1078), (245, 946), (301, 770), (385, 602), (430, 539), (473, 490)]