81304620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{337}}^1\times {\mathrm{4021}}^1$

素因数の和:4370

約数の個数: 48

約数和(自身を含む): 228385248

約数和(自身を除く): 147080628

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 337, 674, 1011, 1348, 1685, 2022, 3370, 4021, 4044, 5055, 6740, 8042, 10110, 12063, 16084, 20105, 20220, 24126, 40210, 48252, 60315, 80420, 120630, 241260, 1355077, 2710154, 4065231, 5420308, 6775385, 8130462, 13550770, 16260924, 20326155, 27101540, 40652310, 81304620]

約数ペア:

[(1, 81304620), (2, 40652310), (3, 27101540), (4, 20326155), (5, 16260924), (6, 13550770), (10, 8130462), (12, 6775385), (15, 5420308), (20, 4065231), (30, 2710154), (60, 1355077), (337, 241260), (674, 120630), (1011, 80420), (1348, 60315), (1685, 48252), (2022, 40210), (3370, 24126), (4021, 20220), (4044, 20105), (5055, 16084), (6740, 12063), (8042, 10110)]