209405088

素因数分解:

$2^5\times 3^4\times {\mathrm{80789}}^1$

素因数の和:80811

約数の個数: 60

約数和(自身を含む): 615862170

約数和(自身を除く): 406457082

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, 324, 432, 648, 864, 1296, 2592, 80789, 161578, 242367, 323156, 484734, 646312, 727101, 969468, 1292624, 1454202, 1938936, 2181303, 2585248, 2908404, 3877872, 4362606, 5816808, 6543909, 7755744, 8725212, 11633616, 13087818, 17450424, 23267232, 26175636, 34900848, 52351272, 69801696, 104702544, 209405088]

約数ペア:

[(1, 209405088), (2, 104702544), (3, 69801696), (4, 52351272), (6, 34900848), (8, 26175636), (9, 23267232), (12, 17450424), (16, 13087818), (18, 11633616), (24, 8725212), (27, 7755744), (32, 6543909), (36, 5816808), (48, 4362606), (54, 3877872), (72, 2908404), (81, 2585248), (96, 2181303), (108, 1938936), (144, 1454202), (162, 1292624), (216, 969468), (288, 727101), (324, 646312), (432, 484734), (648, 323156), (864, 242367), (1296, 161578), (2592, 80789)]