418560660

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{332191}}^1$

素因数の和:332213

約数の個数: 72

約数和(自身を含む): 1451014656

約数和(自身を除く): 1032453996

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 332191, 664382, 996573, 1328764, 1660955, 1993146, 2325337, 2989719, 3321910, 3986292, 4650674, 4982865, 5979438, 6643820, 6976011, 9301348, 9965730, 11626685, 11958876, 13952022, 14948595, 19931460, 20928033, 23253370, 27904044, 29897190, 34880055, 41856066, 46506740, 59794380, 69760110, 83712132, 104640165, 139520220, 209280330, 418560660]

約数ペア:

[(1, 418560660), (2, 209280330), (3, 139520220), (4, 104640165), (5, 83712132), (6, 69760110), (7, 59794380), (9, 46506740), (10, 41856066), (12, 34880055), (14, 29897190), (15, 27904044), (18, 23253370), (20, 20928033), (21, 19931460), (28, 14948595), (30, 13952022), (35, 11958876), (36, 11626685), (42, 9965730), (45, 9301348), (60, 6976011), (63, 6643820), (70, 5979438), (84, 4982865), (90, 4650674), (105, 3986292), (126, 3321910), (140, 2989719), (180, 2325337), (210, 1993146), (252, 1660955), (315, 1328764), (420, 996573), (630, 664382), (1260, 332191)]