271663840

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{34651}}^1$

素因数の和:34680

約数の個数: 72

約数和(自身を含む): 746611992

約数和(自身を除く): 474948152

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 34651, 69302, 138604, 173255, 242557, 277208, 346510, 485114, 554416, 693020, 970228, 1108832, 1212785, 1386040, 1697899, 1940456, 2425570, 2772080, 3395798, 3880912, 4851140, 5544160, 6791596, 7761824, 8489495, 9702280, 13583192, 16978990, 19404560, 27166384, 33957980, 38809120, 54332768, 67915960, 135831920, 271663840]

約数ペア:

[(1, 271663840), (2, 135831920), (4, 67915960), (5, 54332768), (7, 38809120), (8, 33957980), (10, 27166384), (14, 19404560), (16, 16978990), (20, 13583192), (28, 9702280), (32, 8489495), (35, 7761824), (40, 6791596), (49, 5544160), (56, 4851140), (70, 3880912), (80, 3395798), (98, 2772080), (112, 2425570), (140, 1940456), (160, 1697899), (196, 1386040), (224, 1212785), (245, 1108832), (280, 970228), (392, 693020), (490, 554416), (560, 485114), (784, 346510), (980, 277208), (1120, 242557), (1568, 173255), (1960, 138604), (3920, 69302), (7840, 34651)]