339977110

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{431}}^1$

素因数の和:621

約数の個数: 64

約数和(自身を含む): 685283328

約数和(自身を除く): 345306218

約数列:

[1, 2, 5, 10, 11, 22, 55, 71, 101, 110, 142, 202, 355, 431, 505, 710, 781, 862, 1010, 1111, 1562, 2155, 2222, 3905, 4310, 4741, 5555, 7171, 7810, 9482, 11110, 14342, 23705, 30601, 35855, 43531, 47410, 61202, 71710, 78881, 87062, 153005, 157762, 217655, 306010, 336611, 394405, 435310, 478841, 673222, 788810, 957682, 1683055, 2394205, 3090701, 3366110, 4788410, 6181402, 15453505, 30907010, 33997711, 67995422, 169988555, 339977110]

約数ペア:

[(1, 339977110), (2, 169988555), (5, 67995422), (10, 33997711), (11, 30907010), (22, 15453505), (55, 6181402), (71, 4788410), (101, 3366110), (110, 3090701), (142, 2394205), (202, 1683055), (355, 957682), (431, 788810), (505, 673222), (710, 478841), (781, 435310), (862, 394405), (1010, 336611), (1111, 306010), (1562, 217655), (2155, 157762), (2222, 153005), (3905, 87062), (4310, 78881), (4741, 71710), (5555, 61202), (7171, 47410), (7810, 43531), (9482, 35855), (11110, 30601), (14342, 23705)]