72781260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1213021}}^1$

素因数の和:1213033

約数の個数: 24

約数和(自身を含む): 203787696

約数和(自身を除く): 131006436

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1213021, 2426042, 3639063, 4852084, 6065105, 7278126, 12130210, 14556252, 18195315, 24260420, 36390630, 72781260]

約数ペア:

[(1, 72781260), (2, 36390630), (3, 24260420), (4, 18195315), (5, 14556252), (6, 12130210), (10, 7278126), (12, 6065105), (15, 4852084), (20, 3639063), (30, 2426042), (60, 1213021)]