80882640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{112337}}^1$

素因数の和:112356

約数の個数: 60

約数和(自身を含む): 271633284

約数和(自身を除く): 190750644

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 112337, 224674, 337011, 449348, 561685, 674022, 898696, 1011033, 1123370, 1348044, 1685055, 1797392, 2022066, 2246740, 2696088, 3370110, 4044132, 4493480, 5055165, 5392176, 6740220, 8088264, 8986960, 10110330, 13480440, 16176528, 20220660, 26960880, 40441320, 80882640]

約数ペア:

[(1, 80882640), (2, 40441320), (3, 26960880), (4, 20220660), (5, 16176528), (6, 13480440), (8, 10110330), (9, 8986960), (10, 8088264), (12, 6740220), (15, 5392176), (16, 5055165), (18, 4493480), (20, 4044132), (24, 3370110), (30, 2696088), (36, 2246740), (40, 2022066), (45, 1797392), (48, 1685055), (60, 1348044), (72, 1123370), (80, 1011033), (90, 898696), (120, 674022), (144, 561685), (180, 449348), (240, 337011), (360, 224674), (720, 112337)]