213390540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{107773}}^1$

素因数の和:107799

約数の個数: 72

約数和(自身を含む): 706135248

約数和(自身を除く): 492744708

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 107773, 215546, 323319, 431092, 538865, 646638, 969957, 1077730, 1185503, 1293276, 1616595, 1939914, 2155460, 2371006, 3233190, 3556509, 3879828, 4742012, 4849785, 5927515, 6466380, 7113018, 9699570, 10669527, 11855030, 14226036, 17782545, 19399140, 21339054, 23710060, 35565090, 42678108, 53347635, 71130180, 106695270, 213390540]

約数ペア:

[(1, 213390540), (2, 106695270), (3, 71130180), (4, 53347635), (5, 42678108), (6, 35565090), (9, 23710060), (10, 21339054), (11, 19399140), (12, 17782545), (15, 14226036), (18, 11855030), (20, 10669527), (22, 9699570), (30, 7113018), (33, 6466380), (36, 5927515), (44, 4849785), (45, 4742012), (55, 3879828), (60, 3556509), (66, 3233190), (90, 2371006), (99, 2155460), (110, 1939914), (132, 1616595), (165, 1293276), (180, 1185503), (198, 1077730), (220, 969957), (330, 646638), (396, 538865), (495, 431092), (660, 323319), (990, 215546), (1980, 107773)]