254844920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{3001}}^1$

素因数の和:3216

約数の個数: 64

約数和(自身を含む): 628979040

約数和(自身を除く): 374134120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 193, 220, 386, 440, 772, 965, 1544, 1930, 2123, 3001, 3860, 4246, 6002, 7720, 8492, 10615, 12004, 15005, 16984, 21230, 24008, 30010, 33011, 42460, 60020, 66022, 84920, 120040, 132044, 165055, 264088, 330110, 579193, 660220, 1158386, 1320440, 2316772, 2895965, 4633544, 5791930, 6371123, 11583860, 12742246, 23167720, 25484492, 31855615, 50968984, 63711230, 127422460, 254844920]

約数ペア:

[(1, 254844920), (2, 127422460), (4, 63711230), (5, 50968984), (8, 31855615), (10, 25484492), (11, 23167720), (20, 12742246), (22, 11583860), (40, 6371123), (44, 5791930), (55, 4633544), (88, 2895965), (110, 2316772), (193, 1320440), (220, 1158386), (386, 660220), (440, 579193), (772, 330110), (965, 264088), (1544, 165055), (1930, 132044), (2123, 120040), (3001, 84920), (3860, 66022), (4246, 60020), (6002, 42460), (7720, 33011), (8492, 30010), (10615, 24008), (12004, 21230), (15005, 16984)]