256341888

素因数分解:

$2^7\times 3^3\times {\mathrm{11}}^2\times {\mathrm{613}}^1$

素因数の和:658

約数の個数: 192

約数和(自身を含む): 832952400

約数和(自身を除く): 576610512

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 27, 32, 33, 36, 44, 48, 54, 64, 66, 72, 88, 96, 99, 108, 121, 128, 132, 144, 176, 192, 198, 216, 242, 264, 288, 297, 352, 363, 384, 396, 432, 484, 528, 576, 594, 613, 704, 726, 792, 864, 968, 1056, 1089, 1152, 1188, 1226, 1408, 1452, 1584, 1728, 1839, 1936, 2112, 2178, 2376, 2452, 2904, 3168, 3267, 3456, 3678, 3872, 4224, 4356, 4752, 4904, 5517, 5808, 6336, 6534, 6743, 7356, 7744, 8712, 9504, 9808, 11034, 11616, 12672, 13068, 13486, 14712, 15488, 16551, 17424, 19008, 19616, 20229, 22068, 23232, 26136, 26972, 29424, 33102, 34848, 38016, 39232, 40458, 44136, 46464, 52272, 53944, 58848, 60687, 66204, 69696, 74173, 78464, 80916, 88272, 104544, 107888, 117696, 121374, 132408, 139392, 148346, 161832, 176544, 182061, 209088, 215776, 222519, 235392, 242748, 264816, 296692, 323664, 353088, 364122, 418176, 431552, 445038, 485496, 529632, 593384, 647328, 667557, 706176, 728244, 863104, 890076, 970992, 1059264, 1186768, 1294656, 1335114, 1456488, 1780152, 1941984, 2002671, 2118528, 2373536, 2589312, 2670228, 2912976, 3560304, 3883968, 4005342, 4747072, 5340456, 5825952, 7120608, 7767936, 8010684, 9494144, 10680912, 11651904, 14241216, 16021368, 21361824, 23303808, 28482432, 32042736, 42723648, 64085472, 85447296, 128170944, 256341888]

約数ペア:

[(1, 256341888), (2, 128170944), (3, 85447296), (4, 64085472), (6, 42723648), (8, 32042736), (9, 28482432), (11, 23303808), (12, 21361824), (16, 16021368), (18, 14241216), (22, 11651904), (24, 10680912), (27, 9494144), (32, 8010684), (33, 7767936), (36, 7120608), (44, 5825952), (48, 5340456), (54, 4747072), (64, 4005342), (66, 3883968), (72, 3560304), (88, 2912976), (96, 2670228), (99, 2589312), (108, 2373536), (121, 2118528), (128, 2002671), (132, 1941984), (144, 1780152), (176, 1456488), (192, 1335114), (198, 1294656), (216, 1186768), (242, 1059264), (264, 970992), (288, 890076), (297, 863104), (352, 728244), (363, 706176), (384, 667557), (396, 647328), (432, 593384), (484, 529632), (528, 485496), (576, 445038), (594, 431552), (613, 418176), (704, 364122), (726, 353088), (792, 323664), (864, 296692), (968, 264816), (1056, 242748), (1089, 235392), (1152, 222519), (1188, 215776), (1226, 209088), (1408, 182061), (1452, 176544), (1584, 161832), (1728, 148346), (1839, 139392), (1936, 132408), (2112, 121374), (2178, 117696), (2376, 107888), (2452, 104544), (2904, 88272), (3168, 80916), (3267, 78464), (3456, 74173), (3678, 69696), (3872, 66204), (4224, 60687), (4356, 58848), (4752, 53944), (4904, 52272), (5517, 46464), (5808, 44136), (6336, 40458), (6534, 39232), (6743, 38016), (7356, 34848), (7744, 33102), (8712, 29424), (9504, 26972), (9808, 26136), (11034, 23232), (11616, 22068), (12672, 20229), (13068, 19616), (13486, 19008), (14712, 17424), (15488, 16551)]