29997900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{33331}}^1$

素因数の和:33351

約数の個数: 54

約数和(自身を含む): 94029572

約数和(自身を除く): 64031672

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 150, 180, 225, 300, 450, 900, 33331, 66662, 99993, 133324, 166655, 199986, 299979, 333310, 399972, 499965, 599958, 666620, 833275, 999930, 1199916, 1499895, 1666550, 1999860, 2499825, 2999790, 3333100, 4999650, 5999580, 7499475, 9999300, 14998950, 29997900]

約数ペア:

[(1, 29997900), (2, 14998950), (3, 9999300), (4, 7499475), (5, 5999580), (6, 4999650), (9, 3333100), (10, 2999790), (12, 2499825), (15, 1999860), (18, 1666550), (20, 1499895), (25, 1199916), (30, 999930), (36, 833275), (45, 666620), (50, 599958), (60, 499965), (75, 399972), (90, 333310), (100, 299979), (150, 199986), (180, 166655), (225, 133324), (300, 99993), (450, 66662), (900, 33331)]