257770896

素因数分解:

$2^4\times 3^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{1759}}^1$

素因数の和:1884

約数の個数: 80

約数和(自身を含む): 691384320

約数和(自身を除く): 433613424

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 43, 48, 71, 86, 129, 142, 172, 213, 258, 284, 344, 426, 516, 568, 688, 852, 1032, 1136, 1704, 1759, 2064, 3053, 3408, 3518, 5277, 6106, 7036, 9159, 10554, 12212, 14072, 18318, 21108, 24424, 28144, 36636, 42216, 48848, 73272, 75637, 84432, 124889, 146544, 151274, 226911, 249778, 302548, 374667, 453822, 499556, 605096, 749334, 907644, 999112, 1210192, 1498668, 1815288, 1998224, 2997336, 3630576, 5370227, 5994672, 10740454, 16110681, 21480908, 32221362, 42961816, 64442724, 85923632, 128885448, 257770896]

約数ペア:

[(1, 257770896), (2, 128885448), (3, 85923632), (4, 64442724), (6, 42961816), (8, 32221362), (12, 21480908), (16, 16110681), (24, 10740454), (43, 5994672), (48, 5370227), (71, 3630576), (86, 2997336), (129, 1998224), (142, 1815288), (172, 1498668), (213, 1210192), (258, 999112), (284, 907644), (344, 749334), (426, 605096), (516, 499556), (568, 453822), (688, 374667), (852, 302548), (1032, 249778), (1136, 226911), (1704, 151274), (1759, 146544), (2064, 124889), (3053, 84432), (3408, 75637), (3518, 73272), (5277, 48848), (6106, 42216), (7036, 36636), (9159, 28144), (10554, 24424), (12212, 21108), (14072, 18318)]