208288752

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{19997}}^1$

素因数の和:20046

約数の個数: 80

約数和(自身を含む): 634816512

約数和(自身を除く): 426527760

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 42, 48, 56, 62, 84, 93, 112, 124, 168, 186, 217, 248, 336, 372, 434, 496, 651, 744, 868, 1302, 1488, 1736, 2604, 3472, 5208, 10416, 19997, 39994, 59991, 79988, 119982, 139979, 159976, 239964, 279958, 319952, 419937, 479928, 559916, 619907, 839874, 959856, 1119832, 1239814, 1679748, 1859721, 2239664, 2479628, 3359496, 3719442, 4339349, 4959256, 6718992, 7438884, 8678698, 9918512, 13018047, 14877768, 17357396, 26036094, 29755536, 34714792, 52072188, 69429584, 104144376, 208288752]

約数ペア:

[(1, 208288752), (2, 104144376), (3, 69429584), (4, 52072188), (6, 34714792), (7, 29755536), (8, 26036094), (12, 17357396), (14, 14877768), (16, 13018047), (21, 9918512), (24, 8678698), (28, 7438884), (31, 6718992), (42, 4959256), (48, 4339349), (56, 3719442), (62, 3359496), (84, 2479628), (93, 2239664), (112, 1859721), (124, 1679748), (168, 1239814), (186, 1119832), (217, 959856), (248, 839874), (336, 619907), (372, 559916), (434, 479928), (496, 419937), (651, 319952), (744, 279958), (868, 239964), (1302, 159976), (1488, 139979), (1736, 119982), (2604, 79988), (3472, 59991), (5208, 39994), (10416, 19997)]