255210774

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{337}}^1$

素因数の和:454

約数の個数: 128

約数和(自身を含む): 672322560

約数和(自身を除く): 417111786

約数列:

[1, 2, 3, 6, 7, 13, 14, 19, 21, 26, 38, 39, 42, 57, 73, 78, 91, 114, 133, 146, 182, 219, 247, 266, 273, 337, 399, 438, 494, 511, 546, 674, 741, 798, 949, 1011, 1022, 1387, 1482, 1533, 1729, 1898, 2022, 2359, 2774, 2847, 3066, 3458, 4161, 4381, 4718, 5187, 5694, 6403, 6643, 7077, 8322, 8762, 9709, 10374, 12806, 13143, 13286, 14154, 18031, 19209, 19418, 19929, 24601, 26286, 29127, 30667, 36062, 38418, 39858, 44821, 49202, 54093, 58254, 61334, 73803, 83239, 89642, 92001, 108186, 126217, 134463, 147606, 166478, 172207, 184002, 249717, 252434, 268926, 319813, 344414, 378651, 467419, 499434, 516621, 582673, 639626, 757302, 934838, 959439, 1033242, 1165346, 1402257, 1748019, 1918878, 2238691, 2804514, 3271933, 3496038, 4477382, 6076447, 6543866, 6716073, 9815799, 12152894, 13432146, 18229341, 19631598, 36458682, 42535129, 85070258, 127605387, 255210774]

約数ペア:

[(1, 255210774), (2, 127605387), (3, 85070258), (6, 42535129), (7, 36458682), (13, 19631598), (14, 18229341), (19, 13432146), (21, 12152894), (26, 9815799), (38, 6716073), (39, 6543866), (42, 6076447), (57, 4477382), (73, 3496038), (78, 3271933), (91, 2804514), (114, 2238691), (133, 1918878), (146, 1748019), (182, 1402257), (219, 1165346), (247, 1033242), (266, 959439), (273, 934838), (337, 757302), (399, 639626), (438, 582673), (494, 516621), (511, 499434), (546, 467419), (674, 378651), (741, 344414), (798, 319813), (949, 268926), (1011, 252434), (1022, 249717), (1387, 184002), (1482, 172207), (1533, 166478), (1729, 147606), (1898, 134463), (2022, 126217), (2359, 108186), (2774, 92001), (2847, 89642), (3066, 83239), (3458, 73803), (4161, 61334), (4381, 58254), (4718, 54093), (5187, 49202), (5694, 44821), (6403, 39858), (6643, 38418), (7077, 36062), (8322, 30667), (8762, 29127), (9709, 26286), (10374, 24601), (12806, 19929), (13143, 19418), (13286, 19209), (14154, 18031)]