447990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{137}}^1$

素因数の和:256

約数の個数: 32

約数和(自身を含む): 1092960

約数和(自身を除く): 644970

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 109, 137, 218, 274, 327, 411, 545, 654, 685, 822, 1090, 1370, 1635, 2055, 3270, 4110, 14933, 29866, 44799, 74665, 89598, 149330, 223995, 447990]

約数ペア:

[(1, 447990), (2, 223995), (3, 149330), (5, 89598), (6, 74665), (10, 44799), (15, 29866), (30, 14933), (109, 4110), (137, 3270), (218, 2055), (274, 1635), (327, 1370), (411, 1090), (545, 822), (654, 685)]