290957408

素因数分解:

$2^5\times 7^1\times {\mathrm{307}}^1\times {\mathrm{4231}}^1$

素因数の和:4555

約数の個数: 48

約数和(自身を含む): 656941824

約数和(自身を除く): 365984416

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 307, 614, 1228, 2149, 2456, 4231, 4298, 4912, 8462, 8596, 9824, 16924, 17192, 29617, 33848, 34384, 59234, 67696, 68768, 118468, 135392, 236936, 473872, 947744, 1298917, 2597834, 5195668, 9092419, 10391336, 18184838, 20782672, 36369676, 41565344, 72739352, 145478704, 290957408]

約数ペア:

[(1, 290957408), (2, 145478704), (4, 72739352), (7, 41565344), (8, 36369676), (14, 20782672), (16, 18184838), (28, 10391336), (32, 9092419), (56, 5195668), (112, 2597834), (224, 1298917), (307, 947744), (614, 473872), (1228, 236936), (2149, 135392), (2456, 118468), (4231, 68768), (4298, 67696), (4912, 59234), (8462, 34384), (8596, 33848), (9824, 29617), (16924, 17192)]