420073472

素因数分解:

$2^{12}\times 7^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1$

素因数の和:81

約数の個数: 208

約数和(自身を含む): 1100870400

約数和(自身を除く): 680796928

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, 8372, 8918, 9016, 9568, 10192, 10304, 10976, 11648, 11776, 12544, 13312, 14336, 14651, 15778, 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, 58604, 63112, 66976, 71344, 72128, 76544, 81536, 82432, 87808, 93184, 94208, 100352, 102557, 117208, 126224, 133952, 142688, 144256, 153088, 163072, 164864, 175616, 186368, 200704, 205114, 234416, 252448, 267904, 285376, 288512, 306176, 326144, 329728, 351232, 372736, 410228, 468832, 504896, 535808, 570752, 577024, 612352, 652288, 659456, 702464, 820456, 937664, 1009792, 1071616, 1141504, 1154048, 1224704, 1304576, 1404928, 1640912, 1875328, 2019584, 2143232, 2283008, 2308096, 2609152, 3281824, 3750656, 4039168, 4286464, 4566016, 4616192, 6563648, 7501312, 8078336, 8572928, 9132032, 13127296, 15002624, 16156672, 18264064, 26254592, 30005248, 32313344, 52509184, 60010496, 105018368, 210036736, 420073472]

約数ペア:

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