256376538

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2963}}^1$

素因数の和:3024

約数の個数: 96

約数和(自身を含む): 665832960

約数和(自身を除く): 409456422

約数列:

[1, 2, 3, 6, 9, 11, 18, 19, 22, 23, 33, 38, 46, 57, 66, 69, 99, 114, 138, 171, 198, 207, 209, 253, 342, 414, 418, 437, 506, 627, 759, 874, 1254, 1311, 1518, 1881, 2277, 2622, 2963, 3762, 3933, 4554, 4807, 5926, 7866, 8889, 9614, 14421, 17778, 26667, 28842, 32593, 43263, 53334, 56297, 65186, 68149, 86526, 97779, 112594, 136298, 168891, 195558, 204447, 293337, 337782, 408894, 506673, 586674, 613341, 619267, 749639, 1013346, 1226682, 1238534, 1294831, 1499278, 1857801, 2248917, 2589662, 3715602, 3884493, 4497834, 5573403, 6746751, 7768986, 11146806, 11653479, 13493502, 14243141, 23306958, 28486282, 42729423, 85458846, 128188269, 256376538]

約数ペア:

[(1, 256376538), (2, 128188269), (3, 85458846), (6, 42729423), (9, 28486282), (11, 23306958), (18, 14243141), (19, 13493502), (22, 11653479), (23, 11146806), (33, 7768986), (38, 6746751), (46, 5573403), (57, 4497834), (66, 3884493), (69, 3715602), (99, 2589662), (114, 2248917), (138, 1857801), (171, 1499278), (198, 1294831), (207, 1238534), (209, 1226682), (253, 1013346), (342, 749639), (414, 619267), (418, 613341), (437, 586674), (506, 506673), (627, 408894), (759, 337782), (874, 293337), (1254, 204447), (1311, 195558), (1518, 168891), (1881, 136298), (2277, 112594), (2622, 97779), (2963, 86526), (3762, 68149), (3933, 65186), (4554, 56297), (4807, 53334), (5926, 43263), (7866, 32593), (8889, 28842), (9614, 26667), (14421, 17778)]