140768768

素因数分解:

$2^9\times 7^2\times {\mathrm{31}}^1\times {\mathrm{181}}^1$

素因数の和:244

約数の個数: 120

約数和(自身を含む): 339603264

約数和(自身を除く): 198834496

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 49, 56, 62, 64, 98, 112, 124, 128, 181, 196, 217, 224, 248, 256, 362, 392, 434, 448, 496, 512, 724, 784, 868, 896, 992, 1267, 1448, 1519, 1568, 1736, 1792, 1984, 2534, 2896, 3038, 3136, 3472, 3584, 3968, 5068, 5611, 5792, 6076, 6272, 6944, 7936, 8869, 10136, 11222, 11584, 12152, 12544, 13888, 15872, 17738, 20272, 22444, 23168, 24304, 25088, 27776, 35476, 39277, 40544, 44888, 46336, 48608, 55552, 70952, 78554, 81088, 89776, 92672, 97216, 111104, 141904, 157108, 162176, 179552, 194432, 274939, 283808, 314216, 324352, 359104, 388864, 549878, 567616, 628432, 648704, 718208, 777728, 1099756, 1135232, 1256864, 1436416, 2199512, 2270464, 2513728, 2872832, 4399024, 4540928, 5027456, 8798048, 10054912, 17596096, 20109824, 35192192, 70384384, 140768768]

約数ペア:

[(1, 140768768), (2, 70384384), (4, 35192192), (7, 20109824), (8, 17596096), (14, 10054912), (16, 8798048), (28, 5027456), (31, 4540928), (32, 4399024), (49, 2872832), (56, 2513728), (62, 2270464), (64, 2199512), (98, 1436416), (112, 1256864), (124, 1135232), (128, 1099756), (181, 777728), (196, 718208), (217, 648704), (224, 628432), (248, 567616), (256, 549878), (362, 388864), (392, 359104), (434, 324352), (448, 314216), (496, 283808), (512, 274939), (724, 194432), (784, 179552), (868, 162176), (896, 157108), (992, 141904), (1267, 111104), (1448, 97216), (1519, 92672), (1568, 89776), (1736, 81088), (1792, 78554), (1984, 70952), (2534, 55552), (2896, 48608), (3038, 46336), (3136, 44888), (3472, 40544), (3584, 39277), (3968, 35476), (5068, 27776), (5611, 25088), (5792, 24304), (6076, 23168), (6272, 22444), (6944, 20272), (7936, 17738), (8869, 15872), (10136, 13888), (11222, 12544), (11584, 12152)]