520070220

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{321031}}^1$

素因数の和:321052

約数の個数: 60

約数和(自身を含む): 1631484624

約数和(自身を除く): 1111414404

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 321031, 642062, 963093, 1284124, 1605155, 1926186, 2889279, 3210310, 3852372, 4815465, 5778558, 6420620, 8667837, 9630930, 11557116, 14446395, 17335674, 19261860, 26003511, 28892790, 34671348, 43339185, 52007022, 57785580, 86678370, 104014044, 130017555, 173356740, 260035110, 520070220]

約数ペア:

[(1, 520070220), (2, 260035110), (3, 173356740), (4, 130017555), (5, 104014044), (6, 86678370), (9, 57785580), (10, 52007022), (12, 43339185), (15, 34671348), (18, 28892790), (20, 26003511), (27, 19261860), (30, 17335674), (36, 14446395), (45, 11557116), (54, 9630930), (60, 8667837), (81, 6420620), (90, 5778558), (108, 4815465), (135, 3852372), (162, 3210310), (180, 2889279), (270, 1926186), (324, 1605155), (405, 1284124), (540, 963093), (810, 642062), (1620, 321031)]