72891270

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{809903}}^1$

素因数の和:809916

約数の個数: 24

約数和(自身を含む): 189517536

約数和(自身を除く): 116626266

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 809903, 1619806, 2429709, 4049515, 4859418, 7289127, 8099030, 12148545, 14578254, 24297090, 36445635, 72891270]

約数ペア:

[(1, 72891270), (2, 36445635), (3, 24297090), (5, 14578254), (6, 12148545), (9, 8099030), (10, 7289127), (15, 4859418), (18, 4049515), (30, 2429709), (45, 1619806), (90, 809903)]