257306056

素因数分解:

$2^3\times 7^2\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{193}}^1$

素因数の和:411

約数の個数: 96

約数和(自身を含む): 597132000

約数和(自身を除く): 339825944

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 49, 56, 76, 98, 133, 152, 179, 193, 196, 266, 358, 386, 392, 532, 716, 772, 931, 1064, 1253, 1351, 1432, 1544, 1862, 2506, 2702, 3401, 3667, 3724, 5012, 5404, 6802, 7334, 7448, 8771, 9457, 10024, 10808, 13604, 14668, 17542, 18914, 23807, 25669, 27208, 29336, 34547, 35084, 37828, 47614, 51338, 69094, 70168, 75656, 95228, 102676, 138188, 166649, 179683, 190456, 205352, 241829, 276376, 333298, 359366, 483658, 656393, 666596, 718732, 967316, 1312786, 1333192, 1437464, 1692803, 1934632, 2625572, 3385606, 4594751, 5251144, 6771212, 9189502, 13542424, 18379004, 32163257, 36758008, 64326514, 128653028, 257306056]

約数ペア:

[(1, 257306056), (2, 128653028), (4, 64326514), (7, 36758008), (8, 32163257), (14, 18379004), (19, 13542424), (28, 9189502), (38, 6771212), (49, 5251144), (56, 4594751), (76, 3385606), (98, 2625572), (133, 1934632), (152, 1692803), (179, 1437464), (193, 1333192), (196, 1312786), (266, 967316), (358, 718732), (386, 666596), (392, 656393), (532, 483658), (716, 359366), (772, 333298), (931, 276376), (1064, 241829), (1253, 205352), (1351, 190456), (1432, 179683), (1544, 166649), (1862, 138188), (2506, 102676), (2702, 95228), (3401, 75656), (3667, 70168), (3724, 69094), (5012, 51338), (5404, 47614), (6802, 37828), (7334, 35084), (7448, 34547), (8771, 29336), (9457, 27208), (10024, 25669), (10808, 23807), (13604, 18914), (14668, 17542)]