309652020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1720289}}^1$

素因数の和:1720304

約数の個数: 36

約数和(自身を含む): 939278340

約数和(自身を除く): 629626320

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1720289, 3440578, 5160867, 6881156, 8601445, 10321734, 15482601, 17202890, 20643468, 25804335, 30965202, 34405780, 51608670, 61930404, 77413005, 103217340, 154826010, 309652020]

約数ペア:

[(1, 309652020), (2, 154826010), (3, 103217340), (4, 77413005), (5, 61930404), (6, 51608670), (9, 34405780), (10, 30965202), (12, 25804335), (15, 20643468), (18, 17202890), (20, 15482601), (30, 10321734), (36, 8601445), (45, 6881156), (60, 5160867), (90, 3440578), (180, 1720289)]