1278354304

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{311}}^1\times {\mathrm{1889}}^1$

素因数の和:2231

約数の個数: 64

約数和(自身を含む): 2706631200

約数和(自身を除く): 1428276896

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 272, 311, 544, 622, 1088, 1244, 1889, 2176, 2488, 3778, 4976, 5287, 7556, 9952, 10574, 15112, 19904, 21148, 30224, 32113, 39808, 42296, 60448, 64226, 84592, 120896, 128452, 169184, 241792, 256904, 338368, 513808, 587479, 676736, 1027616, 1174958, 2055232, 2349916, 4110464, 4699832, 9399664, 9987143, 18799328, 19974286, 37598656, 39948572, 75197312, 79897144, 159794288, 319588576, 639177152, 1278354304]

約数ペア:

[(1, 1278354304), (2, 639177152), (4, 319588576), (8, 159794288), (16, 79897144), (17, 75197312), (32, 39948572), (34, 37598656), (64, 19974286), (68, 18799328), (128, 9987143), (136, 9399664), (272, 4699832), (311, 4110464), (544, 2349916), (622, 2055232), (1088, 1174958), (1244, 1027616), (1889, 676736), (2176, 587479), (2488, 513808), (3778, 338368), (4976, 256904), (5287, 241792), (7556, 169184), (9952, 128452), (10574, 120896), (15112, 84592), (19904, 64226), (21148, 60448), (30224, 42296), (32113, 39808)]