257973576

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{113}}^1\times {\mathrm{127}}^1$

素因数の和:363

約数の個数: 128

約数和(自身を含む): 756449280

約数和(自身を除く): 498475704

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 107, 113, 127, 168, 214, 226, 254, 321, 339, 381, 428, 452, 508, 642, 678, 749, 762, 791, 856, 889, 904, 1016, 1284, 1356, 1498, 1524, 1582, 1778, 2247, 2373, 2568, 2667, 2712, 2996, 3048, 3164, 3556, 4494, 4746, 5334, 5992, 6328, 7112, 8988, 9492, 10668, 12091, 13589, 14351, 17976, 18984, 21336, 24182, 27178, 28702, 36273, 40767, 43053, 48364, 54356, 57404, 72546, 81534, 84637, 86106, 95123, 96728, 100457, 108712, 114808, 145092, 163068, 169274, 172212, 190246, 200914, 253911, 285369, 290184, 301371, 326136, 338548, 344424, 380492, 401828, 507822, 570738, 602742, 677096, 760984, 803656, 1015644, 1141476, 1205484, 1535557, 2031288, 2282952, 2410968, 3071114, 4606671, 6142228, 9213342, 10748899, 12284456, 18426684, 21497798, 32246697, 36853368, 42995596, 64493394, 85991192, 128986788, 257973576]

約数ペア:

[(1, 257973576), (2, 128986788), (3, 85991192), (4, 64493394), (6, 42995596), (7, 36853368), (8, 32246697), (12, 21497798), (14, 18426684), (21, 12284456), (24, 10748899), (28, 9213342), (42, 6142228), (56, 4606671), (84, 3071114), (107, 2410968), (113, 2282952), (127, 2031288), (168, 1535557), (214, 1205484), (226, 1141476), (254, 1015644), (321, 803656), (339, 760984), (381, 677096), (428, 602742), (452, 570738), (508, 507822), (642, 401828), (678, 380492), (749, 344424), (762, 338548), (791, 326136), (856, 301371), (889, 290184), (904, 285369), (1016, 253911), (1284, 200914), (1356, 190246), (1498, 172212), (1524, 169274), (1582, 163068), (1778, 145092), (2247, 114808), (2373, 108712), (2568, 100457), (2667, 96728), (2712, 95123), (2996, 86106), (3048, 84637), (3164, 81534), (3556, 72546), (4494, 57404), (4746, 54356), (5334, 48364), (5992, 43053), (6328, 40767), (7112, 36273), (8988, 28702), (9492, 27178), (10668, 24182), (12091, 21336), (13589, 18984), (14351, 17976)]