About the Number

1220280

1220279 ← → 1220281

2進数表記:100101001111010111000

漢数字表記:百二十二万二百八十

素因数分解:

2 3 × 3 1 × 5 1 × 10169 1

素因数の和:10183
約数の個数: 32
約数和(自身を含む): 3661200
約数和(自身を除く): 2440920

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 10169, 20338, 30507, 40676, 50845, 61014, 81352, 101690, 122028, 152535, 203380, 244056, 305070, 406760, 610140, 1220280]

約数ペア:
[(1, 1220280), (2, 610140), (3, 406760), (4, 305070), (5, 244056), (6, 203380), (8, 152535), (10, 122028), (12, 101690), (15, 81352), (20, 61014), (24, 50845), (30, 40676), (40, 30507), (60, 20338), (120, 10169)]

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