256475648

素因数分解:

$2^9\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1$

素因数の和:186

約数の個数: 160

約数和(自身を含む): 626959872

約数和(自身を除く): 370484224

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 31, 32, 44, 52, 62, 64, 88, 104, 113, 124, 128, 143, 176, 208, 226, 248, 256, 286, 341, 352, 403, 416, 452, 496, 512, 572, 682, 704, 806, 832, 904, 992, 1144, 1243, 1364, 1408, 1469, 1612, 1664, 1808, 1984, 2288, 2486, 2728, 2816, 2938, 3224, 3328, 3503, 3616, 3968, 4433, 4576, 4972, 5456, 5632, 5876, 6448, 6656, 7006, 7232, 7936, 8866, 9152, 9944, 10912, 11752, 12896, 14012, 14464, 15872, 16159, 17732, 18304, 19888, 21824, 23504, 25792, 28024, 28928, 32318, 35464, 36608, 38533, 39776, 43648, 45539, 47008, 51584, 56048, 57856, 64636, 70928, 73216, 77066, 79552, 87296, 91078, 94016, 103168, 112096, 129272, 141856, 154132, 159104, 174592, 182156, 188032, 206336, 224192, 258544, 283712, 308264, 318208, 364312, 376064, 448384, 500929, 517088, 567424, 616528, 636416, 728624, 752128, 896768, 1001858, 1034176, 1134848, 1233056, 1457248, 1793536, 2003716, 2068352, 2269696, 2466112, 2914496, 4007432, 4136704, 4932224, 5828992, 8014864, 8273408, 9864448, 11657984, 16029728, 19728896, 23315968, 32059456, 64118912, 128237824, 256475648]

約数ペア:

[(1, 256475648), (2, 128237824), (4, 64118912), (8, 32059456), (11, 23315968), (13, 19728896), (16, 16029728), (22, 11657984), (26, 9864448), (31, 8273408), (32, 8014864), (44, 5828992), (52, 4932224), (62, 4136704), (64, 4007432), (88, 2914496), (104, 2466112), (113, 2269696), (124, 2068352), (128, 2003716), (143, 1793536), (176, 1457248), (208, 1233056), (226, 1134848), (248, 1034176), (256, 1001858), (286, 896768), (341, 752128), (352, 728624), (403, 636416), (416, 616528), (452, 567424), (496, 517088), (512, 500929), (572, 448384), (682, 376064), (704, 364312), (806, 318208), (832, 308264), (904, 283712), (992, 258544), (1144, 224192), (1243, 206336), (1364, 188032), (1408, 182156), (1469, 174592), (1612, 159104), (1664, 154132), (1808, 141856), (1984, 129272), (2288, 112096), (2486, 103168), (2728, 94016), (2816, 91078), (2938, 87296), (3224, 79552), (3328, 77066), (3503, 73216), (3616, 70928), (3968, 64636), (4433, 57856), (4576, 56048), (4972, 51584), (5456, 47008), (5632, 45539), (5876, 43648), (6448, 39776), (6656, 38533), (7006, 36608), (7232, 35464), (7936, 32318), (8866, 28928), (9152, 28024), (9944, 25792), (10912, 23504), (11752, 21824), (12896, 19888), (14012, 18304), (14464, 17732), (15872, 16159)]