272640256

素因数分解:

$2^8\times 7^1\times {\mathrm{353}}^1\times {\mathrm{431}}^1$

素因数の和:807

約数の個数: 72

約数和(自身を含む): 625169664

約数和(自身を除く): 352529408

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 353, 431, 448, 706, 862, 896, 1412, 1724, 1792, 2471, 2824, 3017, 3448, 4942, 5648, 6034, 6896, 9884, 11296, 12068, 13792, 19768, 22592, 24136, 27584, 39536, 45184, 48272, 55168, 79072, 90368, 96544, 110336, 152143, 158144, 193088, 304286, 316288, 386176, 608572, 632576, 772352, 1065001, 1217144, 2130002, 2434288, 4260004, 4868576, 8520008, 9737152, 17040016, 19474304, 34080032, 38948608, 68160064, 136320128, 272640256]

約数ペア:

[(1, 272640256), (2, 136320128), (4, 68160064), (7, 38948608), (8, 34080032), (14, 19474304), (16, 17040016), (28, 9737152), (32, 8520008), (56, 4868576), (64, 4260004), (112, 2434288), (128, 2130002), (224, 1217144), (256, 1065001), (353, 772352), (431, 632576), (448, 608572), (706, 386176), (862, 316288), (896, 304286), (1412, 193088), (1724, 158144), (1792, 152143), (2471, 110336), (2824, 96544), (3017, 90368), (3448, 79072), (4942, 55168), (5648, 48272), (6034, 45184), (6896, 39536), (9884, 27584), (11296, 24136), (12068, 22592), (13792, 19768)]