305128912

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{809}}^1\times {\mathrm{2143}}^1$

素因数の和:2971

約数の個数: 40

約数和(自身を含む): 646030080

約数和(自身を除く): 340901168

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 809, 1618, 2143, 3236, 4286, 6472, 8572, 8899, 12944, 17144, 17798, 23573, 34288, 35596, 47146, 71192, 94292, 142384, 188584, 377168, 1733687, 3467374, 6934748, 13869496, 19070557, 27738992, 38141114, 76282228, 152564456, 305128912]

約数ペア:

[(1, 305128912), (2, 152564456), (4, 76282228), (8, 38141114), (11, 27738992), (16, 19070557), (22, 13869496), (44, 6934748), (88, 3467374), (176, 1733687), (809, 377168), (1618, 188584), (2143, 142384), (3236, 94292), (4286, 71192), (6472, 47146), (8572, 35596), (8899, 34288), (12944, 23573), (17144, 17798)]