217076220

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{401993}}^1$

素因数の和:402011

約数の個数: 48

約数和(自身を含む): 675349920

約数和(自身を除く): 458273700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 401993, 803986, 1205979, 1607972, 2009965, 2411958, 3617937, 4019930, 4823916, 6029895, 7235874, 8039860, 10853811, 12059790, 14471748, 18089685, 21707622, 24119580, 36179370, 43415244, 54269055, 72358740, 108538110, 217076220]

約数ペア:

[(1, 217076220), (2, 108538110), (3, 72358740), (4, 54269055), (5, 43415244), (6, 36179370), (9, 24119580), (10, 21707622), (12, 18089685), (15, 14471748), (18, 12059790), (20, 10853811), (27, 8039860), (30, 7235874), (36, 6029895), (45, 4823916), (54, 4019930), (60, 3617937), (90, 2411958), (108, 2009965), (135, 1607972), (180, 1205979), (270, 803986), (540, 401993)]