56537820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{10831}}^1$

素因数の和:10875

約数の個数: 72

約数和(自身を含む): 177428160

約数和(自身を除く): 120890340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 435, 522, 580, 870, 1044, 1305, 1740, 2610, 5220, 10831, 21662, 32493, 43324, 54155, 64986, 97479, 108310, 129972, 162465, 194958, 216620, 314099, 324930, 389916, 487395, 628198, 649860, 942297, 974790, 1256396, 1570495, 1884594, 1949580, 2826891, 3140990, 3769188, 4711485, 5653782, 6281980, 9422970, 11307564, 14134455, 18845940, 28268910, 56537820]

約数ペア:

[(1, 56537820), (2, 28268910), (3, 18845940), (4, 14134455), (5, 11307564), (6, 9422970), (9, 6281980), (10, 5653782), (12, 4711485), (15, 3769188), (18, 3140990), (20, 2826891), (29, 1949580), (30, 1884594), (36, 1570495), (45, 1256396), (58, 974790), (60, 942297), (87, 649860), (90, 628198), (116, 487395), (145, 389916), (174, 324930), (180, 314099), (261, 216620), (290, 194958), (348, 162465), (435, 129972), (522, 108310), (580, 97479), (870, 64986), (1044, 54155), (1305, 43324), (1740, 32493), (2610, 21662), (5220, 10831)]