263391264

素因数分解:

$2^5\times 3^4\times {\mathrm{307}}^1\times {\mathrm{331}}^1$

素因数の和:660

約数の個数: 120

約数和(自身を含む): 779497488

約数和(自身を除く): 516106224

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 81, 96, 108, 144, 162, 216, 288, 307, 324, 331, 432, 614, 648, 662, 864, 921, 993, 1228, 1296, 1324, 1842, 1986, 2456, 2592, 2648, 2763, 2979, 3684, 3972, 4912, 5296, 5526, 5958, 7368, 7944, 8289, 8937, 9824, 10592, 11052, 11916, 14736, 15888, 16578, 17874, 22104, 23832, 24867, 26811, 29472, 31776, 33156, 35748, 44208, 47664, 49734, 53622, 66312, 71496, 88416, 95328, 99468, 101617, 107244, 132624, 142992, 198936, 203234, 214488, 265248, 285984, 304851, 397872, 406468, 428976, 609702, 795744, 812936, 857952, 914553, 1219404, 1625872, 1829106, 2438808, 2743659, 3251744, 3658212, 4877616, 5487318, 7316424, 8230977, 9755232, 10974636, 14632848, 16461954, 21949272, 29265696, 32923908, 43898544, 65847816, 87797088, 131695632, 263391264]

約数ペア:

[(1, 263391264), (2, 131695632), (3, 87797088), (4, 65847816), (6, 43898544), (8, 32923908), (9, 29265696), (12, 21949272), (16, 16461954), (18, 14632848), (24, 10974636), (27, 9755232), (32, 8230977), (36, 7316424), (48, 5487318), (54, 4877616), (72, 3658212), (81, 3251744), (96, 2743659), (108, 2438808), (144, 1829106), (162, 1625872), (216, 1219404), (288, 914553), (307, 857952), (324, 812936), (331, 795744), (432, 609702), (614, 428976), (648, 406468), (662, 397872), (864, 304851), (921, 285984), (993, 265248), (1228, 214488), (1296, 203234), (1324, 198936), (1842, 142992), (1986, 132624), (2456, 107244), (2592, 101617), (2648, 99468), (2763, 95328), (2979, 88416), (3684, 71496), (3972, 66312), (4912, 53622), (5296, 49734), (5526, 47664), (5958, 44208), (7368, 35748), (7944, 33156), (8289, 31776), (8937, 29472), (9824, 26811), (10592, 24867), (11052, 23832), (11916, 22104), (14736, 17874), (15888, 16578)]