256863584

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{1753}}^1$

素因数の和:2023

約数の個数: 48

約数和(自身を含む): 534829680

約数和(自身を除く): 277966096

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 241, 304, 482, 608, 964, 1753, 1928, 3506, 3856, 4579, 7012, 7712, 9158, 14024, 18316, 28048, 33307, 36632, 56096, 66614, 73264, 133228, 146528, 266456, 422473, 532912, 844946, 1065824, 1689892, 3379784, 6759568, 8026987, 13519136, 16053974, 32107948, 64215896, 128431792, 256863584]

約数ペア:

[(1, 256863584), (2, 128431792), (4, 64215896), (8, 32107948), (16, 16053974), (19, 13519136), (32, 8026987), (38, 6759568), (76, 3379784), (152, 1689892), (241, 1065824), (304, 844946), (482, 532912), (608, 422473), (964, 266456), (1753, 146528), (1928, 133228), (3506, 73264), (3856, 66614), (4579, 56096), (7012, 36632), (7712, 33307), (9158, 28048), (14024, 18316)]