1680293888

素因数分解:

$2^{14}\times 7^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1$

素因数の和:85

約数の個数: 240

約数和(自身を含む): 4403884800

約数和(自身を除く): 2723590912

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 23, 26, 28, 32, 46, 49, 52, 56, 64, 91, 92, 98, 104, 112, 128, 161, 182, 184, 196, 208, 224, 256, 299, 322, 343, 364, 368, 392, 416, 448, 512, 598, 637, 644, 686, 728, 736, 784, 832, 896, 1024, 1127, 1196, 1274, 1288, 1372, 1456, 1472, 1568, 1664, 1792, 2048, 2093, 2254, 2392, 2548, 2576, 2744, 2912, 2944, 3136, 3328, 3584, 4096, 4186, 4459, 4508, 4784, 5096, 5152, 5488, 5824, 5888, 6272, 6656, 7168, 7889, 8192, 8372, 8918, 9016, 9568, 10192, 10304, 10976, 11648, 11776, 12544, 13312, 14336, 14651, 15778, 16384, 16744, 17836, 18032, 19136, 20384, 20608, 21952, 23296, 23552, 25088, 26624, 28672, 29302, 31556, 33488, 35672, 36064, 38272, 40768, 41216, 43904, 46592, 47104, 50176, 53248, 57344, 58604, 63112, 66976, 71344, 72128, 76544, 81536, 82432, 87808, 93184, 94208, 100352, 102557, 106496, 114688, 117208, 126224, 133952, 142688, 144256, 153088, 163072, 164864, 175616, 186368, 188416, 200704, 205114, 212992, 234416, 252448, 267904, 285376, 288512, 306176, 326144, 329728, 351232, 372736, 376832, 401408, 410228, 468832, 504896, 535808, 570752, 577024, 612352, 652288, 659456, 702464, 745472, 802816, 820456, 937664, 1009792, 1071616, 1141504, 1154048, 1224704, 1304576, 1318912, 1404928, 1490944, 1640912, 1875328, 2019584, 2143232, 2283008, 2308096, 2449408, 2609152, 2637824, 2809856, 3281824, 3750656, 4039168, 4286464, 4566016, 4616192, 4898816, 5218304, 5619712, 6563648, 7501312, 8078336, 8572928, 9132032, 9232384, 10436608, 13127296, 15002624, 16156672, 17145856, 18264064, 18464768, 26254592, 30005248, 32313344, 34291712, 36528128, 52509184, 60010496, 64626688, 73056256, 105018368, 120020992, 129253376, 210036736, 240041984, 420073472, 840146944, 1680293888]

約数ペア:

[(1, 1680293888), (2, 840146944), (4, 420073472), (7, 240041984), (8, 210036736), (13, 129253376), (14, 120020992), (16, 105018368), (23, 73056256), (26, 64626688), (28, 60010496), (32, 52509184), (46, 36528128), (49, 34291712), (52, 32313344), (56, 30005248), (64, 26254592), (91, 18464768), (92, 18264064), (98, 17145856), (104, 16156672), (112, 15002624), (128, 13127296), (161, 10436608), (182, 9232384), (184, 9132032), (196, 8572928), (208, 8078336), (224, 7501312), (256, 6563648), (299, 5619712), (322, 5218304), (343, 4898816), (364, 4616192), (368, 4566016), (392, 4286464), (416, 4039168), (448, 3750656), (512, 3281824), (598, 2809856), (637, 2637824), (644, 2609152), (686, 2449408), (728, 2308096), (736, 2283008), (784, 2143232), (832, 2019584), (896, 1875328), (1024, 1640912), (1127, 1490944), (1196, 1404928), (1274, 1318912), (1288, 1304576), (1372, 1224704), (1456, 1154048), (1472, 1141504), (1568, 1071616), (1664, 1009792), (1792, 937664), (2048, 820456), (2093, 802816), (2254, 745472), (2392, 702464), (2548, 659456), (2576, 652288), (2744, 612352), (2912, 577024), (2944, 570752), (3136, 535808), (3328, 504896), (3584, 468832), (4096, 410228), (4186, 401408), (4459, 376832), (4508, 372736), (4784, 351232), (5096, 329728), (5152, 326144), (5488, 306176), (5824, 288512), (5888, 285376), (6272, 267904), (6656, 252448), (7168, 234416), (7889, 212992), (8192, 205114), (8372, 200704), (8918, 188416), (9016, 186368), (9568, 175616), (10192, 164864), (10304, 163072), (10976, 153088), (11648, 144256), (11776, 142688), (12544, 133952), (13312, 126224), (14336, 117208), (14651, 114688), (15778, 106496), (16384, 102557), (16744, 100352), (17836, 94208), (18032, 93184), (19136, 87808), (20384, 82432), (20608, 81536), (21952, 76544), (23296, 72128), (23552, 71344), (25088, 66976), (26624, 63112), (28672, 58604), (29302, 57344), (31556, 53248), (33488, 50176), (35672, 47104), (36064, 46592), (38272, 43904), (40768, 41216)]