256737536

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1$

素因数の和:248

約数の個数: 144

約数和(自身を含む): 614573568

約数和(自身を除く): 357836032

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 31, 32, 34, 44, 62, 64, 68, 88, 124, 128, 136, 173, 176, 187, 248, 256, 272, 341, 346, 352, 374, 496, 527, 544, 682, 692, 704, 748, 992, 1054, 1088, 1364, 1384, 1408, 1496, 1903, 1984, 2108, 2176, 2728, 2768, 2816, 2941, 2992, 3806, 3968, 4216, 4352, 5363, 5456, 5536, 5797, 5882, 5984, 7612, 7936, 8432, 10726, 10912, 11072, 11594, 11764, 11968, 15224, 16864, 21452, 21824, 22144, 23188, 23528, 23936, 30448, 32351, 33728, 42904, 43648, 44288, 46376, 47056, 47872, 58993, 60896, 64702, 67456, 85808, 87296, 91171, 92752, 94112, 117986, 121792, 129404, 134912, 171616, 182342, 185504, 188224, 235972, 243584, 258808, 343232, 364684, 371008, 376448, 471944, 487168, 517616, 686464, 729368, 742016, 752896, 943888, 1002881, 1035232, 1372928, 1458736, 1484032, 1887776, 2005762, 2070464, 2917472, 3775552, 4011524, 4140928, 5834944, 7551104, 8023048, 8281856, 11669888, 15102208, 16046096, 23339776, 32092192, 64184384, 128368768, 256737536]

約数ペア:

[(1, 256737536), (2, 128368768), (4, 64184384), (8, 32092192), (11, 23339776), (16, 16046096), (17, 15102208), (22, 11669888), (31, 8281856), (32, 8023048), (34, 7551104), (44, 5834944), (62, 4140928), (64, 4011524), (68, 3775552), (88, 2917472), (124, 2070464), (128, 2005762), (136, 1887776), (173, 1484032), (176, 1458736), (187, 1372928), (248, 1035232), (256, 1002881), (272, 943888), (341, 752896), (346, 742016), (352, 729368), (374, 686464), (496, 517616), (527, 487168), (544, 471944), (682, 376448), (692, 371008), (704, 364684), (748, 343232), (992, 258808), (1054, 243584), (1088, 235972), (1364, 188224), (1384, 185504), (1408, 182342), (1496, 171616), (1903, 134912), (1984, 129404), (2108, 121792), (2176, 117986), (2728, 94112), (2768, 92752), (2816, 91171), (2941, 87296), (2992, 85808), (3806, 67456), (3968, 64702), (4216, 60896), (4352, 58993), (5363, 47872), (5456, 47056), (5536, 46376), (5797, 44288), (5882, 43648), (5984, 42904), (7612, 33728), (7936, 32351), (8432, 30448), (10726, 23936), (10912, 23528), (11072, 23188), (11594, 22144), (11764, 21824), (11968, 21452), (15224, 16864)]