257922672

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{109661}}^1$

素因数の和:109686

約数の個数: 60

約数和(自身を含む): 775091016

約数和(自身を除く): 517168344

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 49, 56, 84, 98, 112, 147, 168, 196, 294, 336, 392, 588, 784, 1176, 2352, 109661, 219322, 328983, 438644, 657966, 767627, 877288, 1315932, 1535254, 1754576, 2302881, 2631864, 3070508, 4605762, 5263728, 5373389, 6141016, 9211524, 10746778, 12282032, 16120167, 18423048, 21493556, 32240334, 36846096, 42987112, 64480668, 85974224, 128961336, 257922672]

約数ペア:

[(1, 257922672), (2, 128961336), (3, 85974224), (4, 64480668), (6, 42987112), (7, 36846096), (8, 32240334), (12, 21493556), (14, 18423048), (16, 16120167), (21, 12282032), (24, 10746778), (28, 9211524), (42, 6141016), (48, 5373389), (49, 5263728), (56, 4605762), (84, 3070508), (98, 2631864), (112, 2302881), (147, 1754576), (168, 1535254), (196, 1315932), (294, 877288), (336, 767627), (392, 657966), (588, 438644), (784, 328983), (1176, 219322), (2352, 109661)]