161331456

素因数分解:

$2^8\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{113}}^1$

素因数の和:169

約数の個数: 216

約数和(自身を含む): 511703136

約数和(自身を除く): 350371680

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 16, 22, 24, 26, 32, 33, 39, 44, 48, 52, 64, 66, 78, 88, 96, 104, 113, 128, 132, 143, 156, 169, 176, 192, 208, 226, 256, 264, 286, 312, 338, 339, 352, 384, 416, 429, 452, 507, 528, 572, 624, 676, 678, 704, 768, 832, 858, 904, 1014, 1056, 1144, 1243, 1248, 1352, 1356, 1408, 1469, 1664, 1716, 1808, 1859, 2028, 2112, 2288, 2486, 2496, 2704, 2712, 2816, 2938, 3328, 3432, 3616, 3718, 3729, 4056, 4224, 4407, 4576, 4972, 4992, 5408, 5424, 5577, 5876, 6864, 7232, 7436, 7458, 8112, 8448, 8814, 9152, 9944, 9984, 10816, 10848, 11154, 11752, 13728, 14464, 14872, 14916, 16159, 16224, 17628, 18304, 19097, 19888, 21632, 21696, 22308, 23504, 27456, 28928, 29744, 29832, 32318, 32448, 35256, 36608, 38194, 39776, 43264, 43392, 44616, 47008, 48477, 54912, 57291, 59488, 59664, 64636, 64896, 70512, 76388, 79552, 86784, 89232, 94016, 96954, 109824, 114582, 118976, 119328, 129272, 129792, 141024, 152776, 159104, 178464, 188032, 193908, 210067, 229164, 237952, 238656, 258544, 282048, 305552, 318208, 356928, 376064, 387816, 420134, 458328, 475904, 477312, 517088, 564096, 611104, 630201, 713856, 775632, 840268, 916656, 954624, 1034176, 1128192, 1222208, 1260402, 1427712, 1551264, 1680536, 1833312, 2068352, 2444416, 2520804, 3102528, 3361072, 3666624, 4136704, 4888832, 5041608, 6205056, 6722144, 7333248, 10083216, 12410112, 13444288, 14666496, 20166432, 26888576, 40332864, 53777152, 80665728, 161331456]

約数ペア:

[(1, 161331456), (2, 80665728), (3, 53777152), (4, 40332864), (6, 26888576), (8, 20166432), (11, 14666496), (12, 13444288), (13, 12410112), (16, 10083216), (22, 7333248), (24, 6722144), (26, 6205056), (32, 5041608), (33, 4888832), (39, 4136704), (44, 3666624), (48, 3361072), (52, 3102528), (64, 2520804), (66, 2444416), (78, 2068352), (88, 1833312), (96, 1680536), (104, 1551264), (113, 1427712), (128, 1260402), (132, 1222208), (143, 1128192), (156, 1034176), (169, 954624), (176, 916656), (192, 840268), (208, 775632), (226, 713856), (256, 630201), (264, 611104), (286, 564096), (312, 517088), (338, 477312), (339, 475904), (352, 458328), (384, 420134), (416, 387816), (429, 376064), (452, 356928), (507, 318208), (528, 305552), (572, 282048), (624, 258544), (676, 238656), (678, 237952), (704, 229164), (768, 210067), (832, 193908), (858, 188032), (904, 178464), (1014, 159104), (1056, 152776), (1144, 141024), (1243, 129792), (1248, 129272), (1352, 119328), (1356, 118976), (1408, 114582), (1469, 109824), (1664, 96954), (1716, 94016), (1808, 89232), (1859, 86784), (2028, 79552), (2112, 76388), (2288, 70512), (2486, 64896), (2496, 64636), (2704, 59664), (2712, 59488), (2816, 57291), (2938, 54912), (3328, 48477), (3432, 47008), (3616, 44616), (3718, 43392), (3729, 43264), (4056, 39776), (4224, 38194), (4407, 36608), (4576, 35256), (4972, 32448), (4992, 32318), (5408, 29832), (5424, 29744), (5577, 28928), (5876, 27456), (6864, 23504), (7232, 22308), (7436, 21696), (7458, 21632), (8112, 19888), (8448, 19097), (8814, 18304), (9152, 17628), (9944, 16224), (9984, 16159), (10816, 14916), (10848, 14872), (11154, 14464), (11752, 13728)]