243883980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{451637}}^1$

素因数の和:451655

約数の個数: 48

約数和(自身を含む): 758751840

約数和(自身を除く): 514867860

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, 451637, 903274, 1354911, 1806548, 2258185, 2709822, 4064733, 4516370, 5419644, 6774555, 8129466, 9032740, 12194199, 13549110, 16258932, 20323665, 24388398, 27098220, 40647330, 48776796, 60970995, 81294660, 121941990, 243883980]

約数ペア:

[(1, 243883980), (2, 121941990), (3, 81294660), (4, 60970995), (5, 48776796), (6, 40647330), (9, 27098220), (10, 24388398), (12, 20323665), (15, 16258932), (18, 13549110), (20, 12194199), (27, 9032740), (30, 8129466), (36, 6774555), (45, 5419644), (54, 4516370), (60, 4064733), (90, 2709822), (108, 2258185), (135, 1806548), (180, 1354911), (270, 903274), (540, 451637)]