31270288

素因数分解:

$2^4\times 7^1\times {\mathrm{43}}^2\times {\mathrm{151}}^1$

素因数の和:252

約数の個数: 60

約数和(自身を含む): 71358528

約数和(自身を除く): 40088240

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 43, 56, 86, 112, 151, 172, 301, 302, 344, 602, 604, 688, 1057, 1204, 1208, 1849, 2114, 2408, 2416, 3698, 4228, 4816, 6493, 7396, 8456, 12943, 12986, 14792, 16912, 25886, 25972, 29584, 45451, 51772, 51944, 90902, 103544, 103888, 181804, 207088, 279199, 363608, 558398, 727216, 1116796, 1954393, 2233592, 3908786, 4467184, 7817572, 15635144, 31270288]

約数ペア:

[(1, 31270288), (2, 15635144), (4, 7817572), (7, 4467184), (8, 3908786), (14, 2233592), (16, 1954393), (28, 1116796), (43, 727216), (56, 558398), (86, 363608), (112, 279199), (151, 207088), (172, 181804), (301, 103888), (302, 103544), (344, 90902), (602, 51944), (604, 51772), (688, 45451), (1057, 29584), (1204, 25972), (1208, 25886), (1849, 16912), (2114, 14792), (2408, 12986), (2416, 12943), (3698, 8456), (4228, 7396), (4816, 6493)]