263477984

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^2\times {\mathrm{9721}}^1$

素因数の和:9760

約数の個数: 72

約数和(自身を含む): 651685104

約数和(自身を除く): 388207120

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 77, 88, 112, 121, 154, 176, 224, 242, 308, 352, 484, 616, 847, 968, 1232, 1694, 1936, 2464, 3388, 3872, 6776, 9721, 13552, 19442, 27104, 38884, 68047, 77768, 106931, 136094, 155536, 213862, 272188, 311072, 427724, 544376, 748517, 855448, 1088752, 1176241, 1497034, 1710896, 2177504, 2352482, 2994068, 3421792, 4704964, 5988136, 8233687, 9409928, 11976272, 16467374, 18819856, 23952544, 32934748, 37639712, 65869496, 131738992, 263477984]

約数ペア:

[(1, 263477984), (2, 131738992), (4, 65869496), (7, 37639712), (8, 32934748), (11, 23952544), (14, 18819856), (16, 16467374), (22, 11976272), (28, 9409928), (32, 8233687), (44, 5988136), (56, 4704964), (77, 3421792), (88, 2994068), (112, 2352482), (121, 2177504), (154, 1710896), (176, 1497034), (224, 1176241), (242, 1088752), (308, 855448), (352, 748517), (484, 544376), (616, 427724), (847, 311072), (968, 272188), (1232, 213862), (1694, 155536), (1936, 136094), (2464, 106931), (3388, 77768), (3872, 68047), (6776, 38884), (9721, 27104), (13552, 19442)]