268503760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{4943}}^1$

素因数の和:5060

約数の個数: 80

約数和(自身を含む): 720953856

約数和(自身を除く): 452450096

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 97, 112, 140, 194, 280, 388, 485, 560, 679, 776, 970, 1358, 1552, 1940, 2716, 3395, 3880, 4943, 5432, 6790, 7760, 9886, 10864, 13580, 19772, 24715, 27160, 34601, 39544, 49430, 54320, 69202, 79088, 98860, 138404, 173005, 197720, 276808, 346010, 395440, 479471, 553616, 692020, 958942, 1384040, 1917884, 2397355, 2768080, 3356297, 3835768, 4794710, 6712594, 7671536, 9589420, 13425188, 16781485, 19178840, 26850376, 33562970, 38357680, 53700752, 67125940, 134251880, 268503760]

約数ペア:

[(1, 268503760), (2, 134251880), (4, 67125940), (5, 53700752), (7, 38357680), (8, 33562970), (10, 26850376), (14, 19178840), (16, 16781485), (20, 13425188), (28, 9589420), (35, 7671536), (40, 6712594), (56, 4794710), (70, 3835768), (80, 3356297), (97, 2768080), (112, 2397355), (140, 1917884), (194, 1384040), (280, 958942), (388, 692020), (485, 553616), (560, 479471), (679, 395440), (776, 346010), (970, 276808), (1358, 197720), (1552, 173005), (1940, 138404), (2716, 98860), (3395, 79088), (3880, 69202), (4943, 54320), (5432, 49430), (6790, 39544), (7760, 34601), (9886, 27160), (10864, 24715), (13580, 19772)]