128368768

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1$

素因数の和:246

約数の個数: 128

約数和(自身を含む): 306685440

約数和(自身を除く): 178316672

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, 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, 2941, 2992, 3806, 3968, 4216, 5363, 5456, 5536, 5797, 5882, 5984, 7612, 8432, 10726, 10912, 11072, 11594, 11764, 11968, 15224, 16864, 21452, 21824, 22144, 23188, 23528, 23936, 30448, 32351, 33728, 42904, 43648, 46376, 47056, 58993, 60896, 64702, 67456, 85808, 91171, 92752, 94112, 117986, 121792, 129404, 171616, 182342, 185504, 188224, 235972, 243584, 258808, 343232, 364684, 371008, 376448, 471944, 517616, 686464, 729368, 742016, 943888, 1002881, 1035232, 1458736, 1887776, 2005762, 2070464, 2917472, 3775552, 4011524, 4140928, 5834944, 7551104, 8023048, 11669888, 16046096, 32092192, 64184384, 128368768]

約数ペア:

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