128825856

素因数分解:

$2^9\times 3^3\times {\mathrm{9319}}^1$

素因数の和:9346

約数の個数: 80

約数和(自身を含む): 381374400

約数和(自身を除く): 252548544

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 128, 144, 192, 216, 256, 288, 384, 432, 512, 576, 768, 864, 1152, 1536, 1728, 2304, 3456, 4608, 6912, 9319, 13824, 18638, 27957, 37276, 55914, 74552, 83871, 111828, 149104, 167742, 223656, 251613, 298208, 335484, 447312, 503226, 596416, 670968, 894624, 1006452, 1192832, 1341936, 1789248, 2012904, 2385664, 2683872, 3578496, 4025808, 4771328, 5367744, 7156992, 8051616, 10735488, 14313984, 16103232, 21470976, 32206464, 42941952, 64412928, 128825856]

約数ペア:

[(1, 128825856), (2, 64412928), (3, 42941952), (4, 32206464), (6, 21470976), (8, 16103232), (9, 14313984), (12, 10735488), (16, 8051616), (18, 7156992), (24, 5367744), (27, 4771328), (32, 4025808), (36, 3578496), (48, 2683872), (54, 2385664), (64, 2012904), (72, 1789248), (96, 1341936), (108, 1192832), (128, 1006452), (144, 894624), (192, 670968), (216, 596416), (256, 503226), (288, 447312), (384, 335484), (432, 298208), (512, 251613), (576, 223656), (768, 167742), (864, 149104), (1152, 111828), (1536, 83871), (1728, 74552), (2304, 55914), (3456, 37276), (4608, 27957), (6912, 18638), (9319, 13824)]