218052720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{302851}}^1$

素因数の和:302870

約数の個数: 60

約数和(自身を含む): 732296136

約数和(自身を除く): 514243416

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 302851, 605702, 908553, 1211404, 1514255, 1817106, 2422808, 2725659, 3028510, 3634212, 4542765, 4845616, 5451318, 6057020, 7268424, 9085530, 10902636, 12114040, 13628295, 14536848, 18171060, 21805272, 24228080, 27256590, 36342120, 43610544, 54513180, 72684240, 109026360, 218052720]

約数ペア:

[(1, 218052720), (2, 109026360), (3, 72684240), (4, 54513180), (5, 43610544), (6, 36342120), (8, 27256590), (9, 24228080), (10, 21805272), (12, 18171060), (15, 14536848), (16, 13628295), (18, 12114040), (20, 10902636), (24, 9085530), (30, 7268424), (36, 6057020), (40, 5451318), (45, 4845616), (48, 4542765), (60, 3634212), (72, 3028510), (80, 2725659), (90, 2422808), (120, 1817106), (144, 1514255), (180, 1211404), (240, 908553), (360, 605702), (720, 302851)]