256580896

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1193}}^1$

素因数の和:1274

約数の個数: 96

約数和(自身を含む): 606590208

約数和(自身を除く): 350009312

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 47, 52, 88, 94, 104, 143, 176, 188, 208, 286, 352, 376, 416, 517, 572, 611, 752, 1034, 1144, 1193, 1222, 1504, 2068, 2288, 2386, 2444, 4136, 4576, 4772, 4888, 6721, 8272, 9544, 9776, 13123, 13442, 15509, 16544, 19088, 19552, 26246, 26884, 31018, 38176, 52492, 53768, 56071, 62036, 104984, 107536, 112142, 124072, 170599, 209968, 215072, 224284, 248144, 341198, 419936, 448568, 496288, 616781, 682396, 728923, 897136, 1233562, 1364792, 1457846, 1794272, 2467124, 2729584, 2915692, 4934248, 5459168, 5831384, 8018153, 9868496, 11662768, 16036306, 19736992, 23325536, 32072612, 64145224, 128290448, 256580896]

約数ペア:

[(1, 256580896), (2, 128290448), (4, 64145224), (8, 32072612), (11, 23325536), (13, 19736992), (16, 16036306), (22, 11662768), (26, 9868496), (32, 8018153), (44, 5831384), (47, 5459168), (52, 4934248), (88, 2915692), (94, 2729584), (104, 2467124), (143, 1794272), (176, 1457846), (188, 1364792), (208, 1233562), (286, 897136), (352, 728923), (376, 682396), (416, 616781), (517, 496288), (572, 448568), (611, 419936), (752, 341198), (1034, 248144), (1144, 224284), (1193, 215072), (1222, 209968), (1504, 170599), (2068, 124072), (2288, 112142), (2386, 107536), (2444, 104984), (4136, 62036), (4576, 56071), (4772, 53768), (4888, 52492), (6721, 38176), (8272, 31018), (9544, 26884), (9776, 26246), (13123, 19552), (13442, 19088), (15509, 16544)]