211386720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{440389}}^1$

素因数の和:440407

約数の個数: 48

約数和(自身を含む): 665869680

約数和(自身を除く): 454482960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 440389, 880778, 1321167, 1761556, 2201945, 2642334, 3523112, 4403890, 5284668, 6605835, 7046224, 8807780, 10569336, 13211670, 14092448, 17615560, 21138672, 26423340, 35231120, 42277344, 52846680, 70462240, 105693360, 211386720]

約数ペア:

[(1, 211386720), (2, 105693360), (3, 70462240), (4, 52846680), (5, 42277344), (6, 35231120), (8, 26423340), (10, 21138672), (12, 17615560), (15, 14092448), (16, 13211670), (20, 10569336), (24, 8807780), (30, 7046224), (32, 6605835), (40, 5284668), (48, 4403890), (60, 3523112), (80, 2642334), (96, 2201945), (120, 1761556), (160, 1321167), (240, 880778), (480, 440389)]