128612736

素因数分解:

$2^7\times 3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{389}}^1$

素因数の和:457

約数の個数: 192

約数和(自身を含む): 434397600

約数和(自身を除く): 305784864

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 41, 42, 48, 56, 63, 64, 72, 82, 84, 96, 112, 123, 126, 128, 144, 164, 168, 192, 224, 246, 252, 287, 288, 328, 336, 369, 384, 389, 448, 492, 504, 574, 576, 656, 672, 738, 778, 861, 896, 984, 1008, 1148, 1152, 1167, 1312, 1344, 1476, 1556, 1722, 1968, 2016, 2296, 2334, 2583, 2624, 2688, 2723, 2952, 3112, 3444, 3501, 3936, 4032, 4592, 4668, 5166, 5248, 5446, 5904, 6224, 6888, 7002, 7872, 8064, 8169, 9184, 9336, 10332, 10892, 11808, 12448, 13776, 14004, 15744, 15949, 16338, 18368, 18672, 20664, 21784, 23616, 24507, 24896, 27552, 28008, 31898, 32676, 36736, 37344, 41328, 43568, 47232, 47847, 49014, 49792, 55104, 56016, 63796, 65352, 74688, 82656, 87136, 95694, 98028, 110208, 111643, 112032, 127592, 130704, 143541, 149376, 165312, 174272, 191388, 196056, 223286, 224064, 255184, 261408, 287082, 330624, 334929, 348544, 382776, 392112, 446572, 448128, 510368, 522816, 574164, 669858, 765552, 784224, 893144, 1004787, 1020736, 1045632, 1148328, 1339716, 1531104, 1568448, 1786288, 2009574, 2041472, 2296656, 2679432, 3062208, 3136896, 3572576, 4019148, 4593312, 5358864, 6124416, 7145152, 8038296, 9186624, 10717728, 14290304, 16076592, 18373248, 21435456, 32153184, 42870912, 64306368, 128612736]

約数ペア:

[(1, 128612736), (2, 64306368), (3, 42870912), (4, 32153184), (6, 21435456), (7, 18373248), (8, 16076592), (9, 14290304), (12, 10717728), (14, 9186624), (16, 8038296), (18, 7145152), (21, 6124416), (24, 5358864), (28, 4593312), (32, 4019148), (36, 3572576), (41, 3136896), (42, 3062208), (48, 2679432), (56, 2296656), (63, 2041472), (64, 2009574), (72, 1786288), (82, 1568448), (84, 1531104), (96, 1339716), (112, 1148328), (123, 1045632), (126, 1020736), (128, 1004787), (144, 893144), (164, 784224), (168, 765552), (192, 669858), (224, 574164), (246, 522816), (252, 510368), (287, 448128), (288, 446572), (328, 392112), (336, 382776), (369, 348544), (384, 334929), (389, 330624), (448, 287082), (492, 261408), (504, 255184), (574, 224064), (576, 223286), (656, 196056), (672, 191388), (738, 174272), (778, 165312), (861, 149376), (896, 143541), (984, 130704), (1008, 127592), (1148, 112032), (1152, 111643), (1167, 110208), (1312, 98028), (1344, 95694), (1476, 87136), (1556, 82656), (1722, 74688), (1968, 65352), (2016, 63796), (2296, 56016), (2334, 55104), (2583, 49792), (2624, 49014), (2688, 47847), (2723, 47232), (2952, 43568), (3112, 41328), (3444, 37344), (3501, 36736), (3936, 32676), (4032, 31898), (4592, 28008), (4668, 27552), (5166, 24896), (5248, 24507), (5446, 23616), (5904, 21784), (6224, 20664), (6888, 18672), (7002, 18368), (7872, 16338), (8064, 15949), (8169, 15744), (9184, 14004), (9336, 13776), (10332, 12448), (10892, 11808)]