18162720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{12613}}^1$

素因数の和:12634

約数の個数: 72

約数和(自身を含む): 61985196

約数和(自身を除く): 43822476

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 12613, 25226, 37839, 50452, 63065, 75678, 100904, 113517, 126130, 151356, 189195, 201808, 227034, 252260, 302712, 378390, 403616, 454068, 504520, 567585, 605424, 756780, 908136, 1009040, 1135170, 1210848, 1513560, 1816272, 2018080, 2270340, 3027120, 3632544, 4540680, 6054240, 9081360, 18162720]

約数ペア:

[(1, 18162720), (2, 9081360), (3, 6054240), (4, 4540680), (5, 3632544), (6, 3027120), (8, 2270340), (9, 2018080), (10, 1816272), (12, 1513560), (15, 1210848), (16, 1135170), (18, 1009040), (20, 908136), (24, 756780), (30, 605424), (32, 567585), (36, 504520), (40, 454068), (45, 403616), (48, 378390), (60, 302712), (72, 252260), (80, 227034), (90, 201808), (96, 189195), (120, 151356), (144, 126130), (160, 113517), (180, 100904), (240, 75678), (288, 63065), (360, 50452), (480, 37839), (720, 25226), (1440, 12613)]