197945398784

素因数分解:

$2^9\times 7^3\times {\mathrm{1127149}}^1$

素因数の和:1127188

約数の個数: 80

約数和(自身を含む): 461229780000

約数和(自身を除く): 263284381216

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 256, 343, 392, 448, 512, 686, 784, 896, 1372, 1568, 1792, 2744, 3136, 3584, 5488, 6272, 10976, 12544, 21952, 25088, 43904, 87808, 175616, 1127149, 2254298, 4508596, 7890043, 9017192, 15780086, 18034384, 31560172, 36068768, 55230301, 63120344, 72137536, 110460602, 126240688, 144275072, 220921204, 252481376, 288550144, 386612107, 441842408, 504962752, 577100288, 773224214, 883684816, 1009925504, 1546448428, 1767369632, 2019851008, 3092896856, 3534739264, 4039702016, 6185793712, 7069478528, 12371587424, 14138957056, 24743174848, 28277914112, 49486349696, 98972699392, 197945398784]

約数ペア:

[(1, 197945398784), (2, 98972699392), (4, 49486349696), (7, 28277914112), (8, 24743174848), (14, 14138957056), (16, 12371587424), (28, 7069478528), (32, 6185793712), (49, 4039702016), (56, 3534739264), (64, 3092896856), (98, 2019851008), (112, 1767369632), (128, 1546448428), (196, 1009925504), (224, 883684816), (256, 773224214), (343, 577100288), (392, 504962752), (448, 441842408), (512, 386612107), (686, 288550144), (784, 252481376), (896, 220921204), (1372, 144275072), (1568, 126240688), (1792, 110460602), (2744, 72137536), (3136, 63120344), (3584, 55230301), (5488, 36068768), (6272, 31560172), (10976, 18034384), (12544, 15780086), (21952, 9017192), (25088, 7890043), (43904, 4508596), (87808, 2254298), (175616, 1127149)]