645778551936

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{240244997}}^1$

素因数の和:240245021

約数の個数: 64

約数和(自身を含む): 1960399183680

約数和(自身を除く): 1314620631744

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 336, 384, 448, 672, 896, 1344, 2688, 240244997, 480489994, 720734991, 960979988, 1441469982, 1681714979, 1921959976, 2882939964, 3363429958, 3843919952, 5045144937, 5765879928, 6726859916, 7687839904, 10090289874, 11531759856, 13453719832, 15375679808, 20180579748, 23063519712, 26907439664, 30751359616, 40361159496, 46127039424, 53814879328, 80722318992, 92254078848, 107629758656, 161444637984, 215259517312, 322889275968, 645778551936]

約数ペア:

[(1, 645778551936), (2, 322889275968), (3, 215259517312), (4, 161444637984), (6, 107629758656), (7, 92254078848), (8, 80722318992), (12, 53814879328), (14, 46127039424), (16, 40361159496), (21, 30751359616), (24, 26907439664), (28, 23063519712), (32, 20180579748), (42, 15375679808), (48, 13453719832), (56, 11531759856), (64, 10090289874), (84, 7687839904), (96, 6726859916), (112, 5765879928), (128, 5045144937), (168, 3843919952), (192, 3363429958), (224, 2882939964), (336, 1921959976), (384, 1681714979), (448, 1441469982), (672, 960979988), (896, 720734991), (1344, 480489994), (2688, 240244997)]