255884320

素因数分解:

$2^5\times 5^1\times {\mathrm{439}}^1\times {\mathrm{3643}}^1$

素因数の和:4097

約数の個数: 48

約数和(自身を含む): 606070080

約数和(自身を除く): 350185760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 439, 878, 1756, 2195, 3512, 3643, 4390, 7024, 7286, 8780, 14048, 14572, 17560, 18215, 29144, 35120, 36430, 58288, 70240, 72860, 116576, 145720, 291440, 582880, 1599277, 3198554, 6397108, 7996385, 12794216, 15992770, 25588432, 31985540, 51176864, 63971080, 127942160, 255884320]

約数ペア:

[(1, 255884320), (2, 127942160), (4, 63971080), (5, 51176864), (8, 31985540), (10, 25588432), (16, 15992770), (20, 12794216), (32, 7996385), (40, 6397108), (80, 3198554), (160, 1599277), (439, 582880), (878, 291440), (1756, 145720), (2195, 116576), (3512, 72860), (3643, 70240), (4390, 58288), (7024, 36430), (7286, 35120), (8780, 29144), (14048, 18215), (14572, 17560)]