307890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{311}}^1$

素因数の和:335

約数の個数: 48

約数和(自身を含む): 876096

約数和(自身を除く): 568206

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 165, 198, 311, 330, 495, 622, 933, 990, 1555, 1866, 2799, 3110, 3421, 4665, 5598, 6842, 9330, 10263, 13995, 17105, 20526, 27990, 30789, 34210, 51315, 61578, 102630, 153945, 307890]

約数ペア:

[(1, 307890), (2, 153945), (3, 102630), (5, 61578), (6, 51315), (9, 34210), (10, 30789), (11, 27990), (15, 20526), (18, 17105), (22, 13995), (30, 10263), (33, 9330), (45, 6842), (55, 5598), (66, 4665), (90, 3421), (99, 3110), (110, 2799), (165, 1866), (198, 1555), (311, 990), (330, 933), (495, 622)]