309872340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1721513}}^1$

素因数の和:1721528

約数の個数: 36

約数和(自身を含む): 939946644

約数和(自身を除く): 630074304

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1721513, 3443026, 5164539, 6886052, 8607565, 10329078, 15493617, 17215130, 20658156, 25822695, 30987234, 34430260, 51645390, 61974468, 77468085, 103290780, 154936170, 309872340]

約数ペア:

[(1, 309872340), (2, 154936170), (3, 103290780), (4, 77468085), (5, 61974468), (6, 51645390), (9, 34430260), (10, 30987234), (12, 25822695), (15, 20658156), (18, 17215130), (20, 15493617), (30, 10329078), (36, 8607565), (45, 6886052), (60, 5164539), (90, 3443026), (180, 1721513)]