127780352

素因数分解:

$2^9\times 7^1\times {\mathrm{101}}^1\times {\mathrm{353}}^1$

素因数の和:479

約数の個数: 80

約数和(自身を含む): 295507872

約数和(自身を除く): 167727520

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 101, 112, 128, 202, 224, 256, 353, 404, 448, 512, 706, 707, 808, 896, 1412, 1414, 1616, 1792, 2471, 2824, 2828, 3232, 3584, 4942, 5648, 5656, 6464, 9884, 11296, 11312, 12928, 19768, 22592, 22624, 25856, 35653, 39536, 45184, 45248, 51712, 71306, 79072, 90368, 90496, 142612, 158144, 180736, 180992, 249571, 285224, 316288, 361984, 499142, 570448, 632576, 998284, 1140896, 1265152, 1996568, 2281792, 3993136, 4563584, 7986272, 9127168, 15972544, 18254336, 31945088, 63890176, 127780352]

約数ペア:

[(1, 127780352), (2, 63890176), (4, 31945088), (7, 18254336), (8, 15972544), (14, 9127168), (16, 7986272), (28, 4563584), (32, 3993136), (56, 2281792), (64, 1996568), (101, 1265152), (112, 1140896), (128, 998284), (202, 632576), (224, 570448), (256, 499142), (353, 361984), (404, 316288), (448, 285224), (512, 249571), (706, 180992), (707, 180736), (808, 158144), (896, 142612), (1412, 90496), (1414, 90368), (1616, 79072), (1792, 71306), (2471, 51712), (2824, 45248), (2828, 45184), (3232, 39536), (3584, 35653), (4942, 25856), (5648, 22624), (5656, 22592), (6464, 19768), (9884, 12928), (11296, 11312)]