447708420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{2487269}}^1$

素因数の和:2487284

約数の個数: 36

約数和(自身を含む): 1358049420

約数和(自身を除く): 910341000

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 2487269, 4974538, 7461807, 9949076, 12436345, 14923614, 22385421, 24872690, 29847228, 37309035, 44770842, 49745380, 74618070, 89541684, 111927105, 149236140, 223854210, 447708420]

約数ペア:

[(1, 447708420), (2, 223854210), (3, 149236140), (4, 111927105), (5, 89541684), (6, 74618070), (9, 49745380), (10, 44770842), (12, 37309035), (15, 29847228), (18, 24872690), (20, 22385421), (30, 14923614), (36, 12436345), (45, 9949076), (60, 7461807), (90, 4974538), (180, 2487269)]