131120330

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1459}}^1$

素因数の和:1539

約数の個数: 64

約数和(自身を含む): 277516800

約数和(自身を除く): 146396470

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 43, 55, 86, 95, 110, 190, 209, 215, 418, 430, 473, 817, 946, 1045, 1459, 1634, 2090, 2365, 2918, 4085, 4730, 7295, 8170, 8987, 14590, 16049, 17974, 27721, 32098, 44935, 55442, 62737, 80245, 89870, 125474, 138605, 160490, 277210, 304931, 313685, 609862, 627370, 690107, 1192003, 1380214, 1524655, 2384006, 3049310, 3450535, 5960015, 6901070, 11920030, 13112033, 26224066, 65560165, 131120330]

約数ペア:

[(1, 131120330), (2, 65560165), (5, 26224066), (10, 13112033), (11, 11920030), (19, 6901070), (22, 5960015), (38, 3450535), (43, 3049310), (55, 2384006), (86, 1524655), (95, 1380214), (110, 1192003), (190, 690107), (209, 627370), (215, 609862), (418, 313685), (430, 304931), (473, 277210), (817, 160490), (946, 138605), (1045, 125474), (1459, 89870), (1634, 80245), (2090, 62737), (2365, 55442), (2918, 44935), (4085, 32098), (4730, 27721), (7295, 17974), (8170, 16049), (8987, 14590)]