About the Number

71311140

71311139 ← → 71311141

2進数表記:100010000000001111100100100

漢数字表記:七千百三十一万千百四十

素因数分解:

2 2 × 3 2 × 5 1 × 396173 1

素因数の和:396188
約数の個数: 36
約数和(自身を含む): 216311004
約数和(自身を除く): 144999864

約数列:
[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 396173, 792346, 1188519, 1584692, 1980865, 2377038, 3565557, 3961730, 4754076, 5942595, 7131114, 7923460, 11885190, 14262228, 17827785, 23770380, 35655570, 71311140]

約数ペア:
[(1, 71311140), (2, 35655570), (3, 23770380), (4, 17827785), (5, 14262228), (6, 11885190), (9, 7923460), (10, 7131114), (12, 5942595), (15, 4754076), (18, 3961730), (20, 3565557), (30, 2377038), (36, 1980865), (45, 1584692), (60, 1188519), (90, 792346), (180, 396173)]

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