256463872

素因数分解:

$2^{10}\times 7^1\times {\mathrm{37}}^1\times {\mathrm{967}}^1$

素因数の和:1031

約数の個数: 88

約数和(自身を含む): 602374784

約数和(自身を除く): 345910912

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 37, 56, 64, 74, 112, 128, 148, 224, 256, 259, 296, 448, 512, 518, 592, 896, 967, 1024, 1036, 1184, 1792, 1934, 2072, 2368, 3584, 3868, 4144, 4736, 6769, 7168, 7736, 8288, 9472, 13538, 15472, 16576, 18944, 27076, 30944, 33152, 35779, 37888, 54152, 61888, 66304, 71558, 108304, 123776, 132608, 143116, 216608, 247552, 250453, 265216, 286232, 433216, 495104, 500906, 572464, 866432, 990208, 1001812, 1144928, 1732864, 2003624, 2289856, 3465728, 4007248, 4579712, 6931456, 8014496, 9159424, 16028992, 18318848, 32057984, 36637696, 64115968, 128231936, 256463872]

約数ペア:

[(1, 256463872), (2, 128231936), (4, 64115968), (7, 36637696), (8, 32057984), (14, 18318848), (16, 16028992), (28, 9159424), (32, 8014496), (37, 6931456), (56, 4579712), (64, 4007248), (74, 3465728), (112, 2289856), (128, 2003624), (148, 1732864), (224, 1144928), (256, 1001812), (259, 990208), (296, 866432), (448, 572464), (512, 500906), (518, 495104), (592, 433216), (896, 286232), (967, 265216), (1024, 250453), (1036, 247552), (1184, 216608), (1792, 143116), (1934, 132608), (2072, 123776), (2368, 108304), (3584, 71558), (3868, 66304), (4144, 61888), (4736, 54152), (6769, 37888), (7168, 35779), (7736, 33152), (8288, 30944), (9472, 27076), (13538, 18944), (15472, 16576)]