219149168

素因数分解:

$2^4\times 7^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:251

約数の個数: 120

約数和(自身を含む): 521109504

約数和(自身を除く): 301960336

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 49, 56, 62, 71, 98, 112, 124, 127, 142, 196, 217, 248, 254, 284, 392, 434, 496, 497, 508, 568, 784, 868, 889, 994, 1016, 1136, 1519, 1736, 1778, 1988, 2032, 2201, 3038, 3472, 3479, 3556, 3937, 3976, 4402, 6076, 6223, 6958, 7112, 7874, 7952, 8804, 9017, 12152, 12446, 13916, 14224, 15407, 15748, 17608, 18034, 24304, 24892, 27559, 27832, 30814, 31496, 35216, 36068, 49784, 55118, 55664, 61628, 62992, 63119, 72136, 99568, 107849, 110236, 123256, 126238, 144272, 192913, 215698, 220472, 246512, 252476, 279527, 385826, 431396, 440944, 441833, 504952, 559054, 771652, 862792, 883666, 1009904, 1118108, 1543304, 1725584, 1767332, 1956689, 2236216, 3086608, 3534664, 3913378, 4472432, 7069328, 7826756, 13696823, 15653512, 27393646, 31307024, 54787292, 109574584, 219149168]

約数ペア:

[(1, 219149168), (2, 109574584), (4, 54787292), (7, 31307024), (8, 27393646), (14, 15653512), (16, 13696823), (28, 7826756), (31, 7069328), (49, 4472432), (56, 3913378), (62, 3534664), (71, 3086608), (98, 2236216), (112, 1956689), (124, 1767332), (127, 1725584), (142, 1543304), (196, 1118108), (217, 1009904), (248, 883666), (254, 862792), (284, 771652), (392, 559054), (434, 504952), (496, 441833), (497, 440944), (508, 431396), (568, 385826), (784, 279527), (868, 252476), (889, 246512), (994, 220472), (1016, 215698), (1136, 192913), (1519, 144272), (1736, 126238), (1778, 123256), (1988, 110236), (2032, 107849), (2201, 99568), (3038, 72136), (3472, 63119), (3479, 62992), (3556, 61628), (3937, 55664), (3976, 55118), (4402, 49784), (6076, 36068), (6223, 35216), (6958, 31496), (7112, 30814), (7874, 27832), (7952, 27559), (8804, 24892), (9017, 24304), (12152, 18034), (12446, 17608), (13916, 15748), (14224, 15407)]