208970496

素因数分解:

$2^8\times 3^3\times 7^2\times {\mathrm{617}}^1$

素因数の和:656

約数の個数: 216

約数和(自身を含む): 720019440

約数和(自身を除く): 511048944

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 49, 54, 56, 63, 64, 72, 84, 96, 98, 108, 112, 126, 128, 144, 147, 168, 189, 192, 196, 216, 224, 252, 256, 288, 294, 336, 378, 384, 392, 432, 441, 448, 504, 576, 588, 617, 672, 756, 768, 784, 864, 882, 896, 1008, 1152, 1176, 1234, 1323, 1344, 1512, 1568, 1728, 1764, 1792, 1851, 2016, 2304, 2352, 2468, 2646, 2688, 3024, 3136, 3456, 3528, 3702, 4032, 4319, 4704, 4936, 5292, 5376, 5553, 6048, 6272, 6912, 7056, 7404, 8064, 8638, 9408, 9872, 10584, 11106, 12096, 12544, 12957, 14112, 14808, 16128, 16659, 17276, 18816, 19744, 21168, 22212, 24192, 25914, 28224, 29616, 30233, 33318, 34552, 37632, 38871, 39488, 42336, 44424, 48384, 51828, 56448, 59232, 60466, 66636, 69104, 77742, 78976, 84672, 88848, 90699, 103656, 112896, 116613, 118464, 120932, 133272, 138208, 155484, 157952, 169344, 177696, 181398, 207312, 233226, 236928, 241864, 266544, 272097, 276416, 310968, 338688, 355392, 362796, 414624, 466452, 473856, 483728, 533088, 544194, 552832, 621936, 710784, 725592, 816291, 829248, 932904, 967456, 1066176, 1088388, 1105664, 1243872, 1421568, 1451184, 1632582, 1658496, 1865808, 1934912, 2132352, 2176776, 2487744, 2902368, 3265164, 3316992, 3731616, 3869824, 4264704, 4353552, 4975488, 5804736, 6530328, 7463232, 7739648, 8707104, 9950976, 11609472, 13060656, 14926464, 17414208, 23218944, 26121312, 29852928, 34828416, 52242624, 69656832, 104485248, 208970496]

約数ペア:

[(1, 208970496), (2, 104485248), (3, 69656832), (4, 52242624), (6, 34828416), (7, 29852928), (8, 26121312), (9, 23218944), (12, 17414208), (14, 14926464), (16, 13060656), (18, 11609472), (21, 9950976), (24, 8707104), (27, 7739648), (28, 7463232), (32, 6530328), (36, 5804736), (42, 4975488), (48, 4353552), (49, 4264704), (54, 3869824), (56, 3731616), (63, 3316992), (64, 3265164), (72, 2902368), (84, 2487744), (96, 2176776), (98, 2132352), (108, 1934912), (112, 1865808), (126, 1658496), (128, 1632582), (144, 1451184), (147, 1421568), (168, 1243872), (189, 1105664), (192, 1088388), (196, 1066176), (216, 967456), (224, 932904), (252, 829248), (256, 816291), (288, 725592), (294, 710784), (336, 621936), (378, 552832), (384, 544194), (392, 533088), (432, 483728), (441, 473856), (448, 466452), (504, 414624), (576, 362796), (588, 355392), (617, 338688), (672, 310968), (756, 276416), (768, 272097), (784, 266544), (864, 241864), (882, 236928), (896, 233226), (1008, 207312), (1152, 181398), (1176, 177696), (1234, 169344), (1323, 157952), (1344, 155484), (1512, 138208), (1568, 133272), (1728, 120932), (1764, 118464), (1792, 116613), (1851, 112896), (2016, 103656), (2304, 90699), (2352, 88848), (2468, 84672), (2646, 78976), (2688, 77742), (3024, 69104), (3136, 66636), (3456, 60466), (3528, 59232), (3702, 56448), (4032, 51828), (4319, 48384), (4704, 44424), (4936, 42336), (5292, 39488), (5376, 38871), (5553, 37632), (6048, 34552), (6272, 33318), (6912, 30233), (7056, 29616), (7404, 28224), (8064, 25914), (8638, 24192), (9408, 22212), (9872, 21168), (10584, 19744), (11106, 18816), (12096, 17276), (12544, 16659), (12957, 16128), (14112, 14808)]