128996208

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:164

約数の個数: 240

約数和(自身を含む): 423401472

約数和(自身を除く): 294405264

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 31, 33, 36, 37, 44, 48, 62, 66, 71, 72, 74, 88, 93, 99, 111, 124, 132, 142, 144, 148, 176, 186, 198, 213, 222, 248, 264, 279, 284, 296, 333, 341, 372, 396, 407, 426, 444, 496, 528, 558, 568, 592, 639, 666, 682, 744, 781, 792, 814, 852, 888, 1023, 1116, 1136, 1147, 1221, 1278, 1332, 1364, 1488, 1562, 1584, 1628, 1704, 1776, 2046, 2201, 2232, 2294, 2343, 2442, 2556, 2627, 2664, 2728, 3069, 3124, 3256, 3408, 3441, 3663, 4092, 4402, 4464, 4588, 4686, 4884, 5112, 5254, 5328, 5456, 6138, 6248, 6512, 6603, 6882, 7029, 7326, 7881, 8184, 8804, 9176, 9372, 9768, 10224, 10323, 10508, 12276, 12496, 12617, 13206, 13764, 14058, 14652, 15762, 16368, 17608, 18352, 18744, 19536, 19809, 20646, 21016, 23643, 24211, 24552, 25234, 26412, 27528, 28116, 28897, 29304, 31524, 35216, 37488, 37851, 39618, 41292, 42032, 47286, 48422, 49104, 50468, 52824, 55056, 56232, 57794, 58608, 63048, 72633, 75702, 79236, 81437, 82584, 86691, 94572, 96844, 100936, 105648, 112464, 113553, 115588, 126096, 145266, 151404, 158472, 162874, 165168, 173382, 189144, 193688, 201872, 217899, 227106, 231176, 244311, 260073, 290532, 302808, 316944, 325748, 346764, 378288, 387376, 435798, 454212, 462352, 488622, 520146, 581064, 605616, 651496, 693528, 732933, 871596, 895807, 908424, 977244, 1040292, 1162128, 1302992, 1387056, 1465866, 1743192, 1791614, 1816848, 1954488, 2080584, 2687421, 2931732, 3486384, 3583228, 3908976, 4161168, 5374842, 5863464, 7166456, 8062263, 10749684, 11726928, 14332912, 16124526, 21499368, 32249052, 42998736, 64498104, 128996208]

約数ペア:

[(1, 128996208), (2, 64498104), (3, 42998736), (4, 32249052), (6, 21499368), (8, 16124526), (9, 14332912), (11, 11726928), (12, 10749684), (16, 8062263), (18, 7166456), (22, 5863464), (24, 5374842), (31, 4161168), (33, 3908976), (36, 3583228), (37, 3486384), (44, 2931732), (48, 2687421), (62, 2080584), (66, 1954488), (71, 1816848), (72, 1791614), (74, 1743192), (88, 1465866), (93, 1387056), (99, 1302992), (111, 1162128), (124, 1040292), (132, 977244), (142, 908424), (144, 895807), (148, 871596), (176, 732933), (186, 693528), (198, 651496), (213, 605616), (222, 581064), (248, 520146), (264, 488622), (279, 462352), (284, 454212), (296, 435798), (333, 387376), (341, 378288), (372, 346764), (396, 325748), (407, 316944), (426, 302808), (444, 290532), (496, 260073), (528, 244311), (558, 231176), (568, 227106), (592, 217899), (639, 201872), (666, 193688), (682, 189144), (744, 173382), (781, 165168), (792, 162874), (814, 158472), (852, 151404), (888, 145266), (1023, 126096), (1116, 115588), (1136, 113553), (1147, 112464), (1221, 105648), (1278, 100936), (1332, 96844), (1364, 94572), (1488, 86691), (1562, 82584), (1584, 81437), (1628, 79236), (1704, 75702), (1776, 72633), (2046, 63048), (2201, 58608), (2232, 57794), (2294, 56232), (2343, 55056), (2442, 52824), (2556, 50468), (2627, 49104), (2664, 48422), (2728, 47286), (3069, 42032), (3124, 41292), (3256, 39618), (3408, 37851), (3441, 37488), (3663, 35216), (4092, 31524), (4402, 29304), (4464, 28897), (4588, 28116), (4686, 27528), (4884, 26412), (5112, 25234), (5254, 24552), (5328, 24211), (5456, 23643), (6138, 21016), (6248, 20646), (6512, 19809), (6603, 19536), (6882, 18744), (7029, 18352), (7326, 17608), (7881, 16368), (8184, 15762), (8804, 14652), (9176, 14058), (9372, 13764), (9768, 13206), (10224, 12617), (10323, 12496), (10508, 12276)]