7218270

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{577}}^1$

素因数の和:729

約数の個数: 48

約数和(自身を含む): 18935280

約数和(自身を除く): 11717010

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 139, 278, 417, 577, 695, 834, 1154, 1251, 1390, 1731, 2085, 2502, 2885, 3462, 4170, 5193, 5770, 6255, 8655, 10386, 12510, 17310, 25965, 51930, 80203, 160406, 240609, 401015, 481218, 721827, 802030, 1203045, 1443654, 2406090, 3609135, 7218270]

約数ペア:

[(1, 7218270), (2, 3609135), (3, 2406090), (5, 1443654), (6, 1203045), (9, 802030), (10, 721827), (15, 481218), (18, 401015), (30, 240609), (45, 160406), (90, 80203), (139, 51930), (278, 25965), (417, 17310), (577, 12510), (695, 10386), (834, 8655), (1154, 6255), (1251, 5770), (1390, 5193), (1731, 4170), (2085, 3462), (2502, 2885)]