80421360

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{335089}}^1$

素因数の和:335105

約数の個数: 40

約数和(自身を含む): 249306960

約数和(自身を除く): 168885600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 335089, 670178, 1005267, 1340356, 1675445, 2010534, 2680712, 3350890, 4021068, 5026335, 5361424, 6701780, 8042136, 10052670, 13403560, 16084272, 20105340, 26807120, 40210680, 80421360]

約数ペア:

[(1, 80421360), (2, 40210680), (3, 26807120), (4, 20105340), (5, 16084272), (6, 13403560), (8, 10052670), (10, 8042136), (12, 6701780), (15, 5361424), (16, 5026335), (20, 4021068), (24, 3350890), (30, 2680712), (40, 2010534), (48, 1675445), (60, 1340356), (80, 1005267), (120, 670178), (240, 335089)]