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    Factors of 180

    "Factors of a Number" Calculator
    Factors of

    What are the Factors of 180?

    Answer

    Factors of 180:
    1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180

    18 factors · 180 = 22 × 32 × 5 · composite

    Underlined — prime: 2, 3, 5 · 1 — neither prime nor composite · others — composite

    Factor pairs of 180

    • 1 × 180
    • 2 × 90
    • 3 × 60
    • 4 × 45
    • 5 × 36
    • 6 × 30
    • 9 × 20
    • 10 × 18
    • 12 × 15

    √180 ≈ 13.42 — the last pair 12 × 15 sits here; past it pairs repeat.

    180 = 22 × 32 × 5 → (2 + 1) × (2 + 1) × (1 + 1) = 18 factors: add 1 to each exponent and multiply.

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    Factors of 180. Factors of 180: full list and factor pairs.
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    Factors Table

    NumberFactors
    1651, 3, 5, 11, 15, 33, 55, 165
    1661, 2, 83, 166
    1671, 167
    1681, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168
    1691, 13, 169
    1701, 2, 5, 10, 17, 34, 85, 170
    1711, 3, 9, 19, 57, 171
    1721, 2, 4, 43, 86, 172
    1731, 173
    1741, 2, 3, 6, 29, 58, 87, 174
    1751, 5, 7, 25, 35, 175
    1761, 2, 4, 8, 11, 16, 22, 44, 88, 176
    1771, 3, 59, 177
    1781, 2, 89, 178
    1791, 179
    1801, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180
    1811, 181
    1821, 2, 7, 13, 14, 26, 91, 182
    1831, 3, 61, 183
    1841, 2, 4, 8, 23, 46, 92, 184
    1851, 5, 37, 185
    1861, 2, 3, 6, 31, 62, 93, 186
    1871, 11, 17, 187
    1881, 2, 4, 47, 94, 188
    1891, 3, 7, 9, 21, 27, 63, 189
    1901, 2, 5, 10, 19, 38, 95, 190
    1911, 191
    1921, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 192
    1931, 193
    1941, 2, 97, 194
    Recalculate with different values ↑

    FAQ

    What are the Factors of 180?

    Factors of 180: 1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180

    How many factors does 180 have?

    Number 180 has 18 factors

    How many Factor Pairs does 180 have?

    Number 180 has 9 factor pairs

    Is 180 a prime or composite number?

    Composite: 180 = 2² × 3² × 5, so it has 18 factors — a prime has exactly two.

    How many factors does 180 have excluding 1 and 180?

    16: 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60 and 90.

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