# Divisors of the Positive Integer 280

1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280## Sum of all the Divisors of 280, including itself

720## Sum of the Proper Divisors of 280

440## Properties of the number 280

The integer 280 is an**even**number.

The integer 280 is a

**Composite**number.

440 is

*greater than*280, so 280 is an

**abundant**number.

## The number 280 as a Roman Numeral

**CCLXXX**

## The number 280 in various Numeral Systems

Base |
Representation |
---|---|

2: | 100011000 |

3: | 101101 |

4: | 10120 |

5: | 2110 |

6: | 1144 |

7: | 550 |

8: | 430 |

9: | 341 |

10: | 280 |

11: | 235 |

12: | 1B4 |

13: | 187 |

14: | 160 |

15: | 13A |

16: | 118 |

17: | G8 |

18: | FA |

19: | EE |

20: | E0 |

21: | D7 |

22: | CG |

23: | C4 |

24: | BG |

25: | B5 |

26: | AK |

27: | AA |

28: | A0 |

29: | 9J |

30: | 9A |

31: | 91 |

32: | 8O |

33: | 8G |

34: | 88 |

35: | 80 |

36: | 7S |