27680220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{1493}}^1$

素因数の和:1611

約数の個数: 72

約数和(自身を含む): 84835296

約数和(自身を除く): 57155076

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 103, 180, 206, 309, 412, 515, 618, 927, 1030, 1236, 1493, 1545, 1854, 2060, 2986, 3090, 3708, 4479, 4635, 5972, 6180, 7465, 8958, 9270, 13437, 14930, 17916, 18540, 22395, 26874, 29860, 44790, 53748, 67185, 89580, 134370, 153779, 268740, 307558, 461337, 615116, 768895, 922674, 1384011, 1537790, 1845348, 2306685, 2768022, 3075580, 4613370, 5536044, 6920055, 9226740, 13840110, 27680220]

約数ペア:

[(1, 27680220), (2, 13840110), (3, 9226740), (4, 6920055), (5, 5536044), (6, 4613370), (9, 3075580), (10, 2768022), (12, 2306685), (15, 1845348), (18, 1537790), (20, 1384011), (30, 922674), (36, 768895), (45, 615116), (60, 461337), (90, 307558), (103, 268740), (180, 153779), (206, 134370), (309, 89580), (412, 67185), (515, 53748), (618, 44790), (927, 29860), (1030, 26874), (1236, 22395), (1493, 18540), (1545, 17916), (1854, 14930), (2060, 13437), (2986, 9270), (3090, 8958), (3708, 7465), (4479, 6180), (4635, 5972)]