290499990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{880303}}^1$

素因数の和:880324

約数の個数: 32

約数和(自身を含む): 760582656

約数和(自身を除く): 470082666

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 330, 880303, 1760606, 2640909, 4401515, 5281818, 8803030, 9683333, 13204545, 19366666, 26409090, 29049999, 48416665, 58099998, 96833330, 145249995, 290499990]

約数ペア:

[(1, 290499990), (2, 145249995), (3, 96833330), (5, 58099998), (6, 48416665), (10, 29049999), (11, 26409090), (15, 19366666), (22, 13204545), (30, 9683333), (33, 8803030), (55, 5281818), (66, 4401515), (110, 2640909), (165, 1760606), (330, 880303)]