About the Number

129474120

129474119 ← → 129474121

2進数表記:111101101111001111001001000

漢数字表記:一億二千九百四十七万四千百二十

素因数分解:

2 3 × 3 1 × 5 1 × 1078951 1

素因数の和:1078965
約数の個数: 32
約数和(自身を含む): 388422720
約数和(自身を除く): 258948600

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1078951, 2157902, 3236853, 4315804, 5394755, 6473706, 8631608, 10789510, 12947412, 16184265, 21579020, 25894824, 32368530, 43158040, 64737060, 129474120]

約数ペア:
[(1, 129474120), (2, 64737060), (3, 43158040), (4, 32368530), (5, 25894824), (6, 21579020), (8, 16184265), (10, 12947412), (12, 10789510), (15, 8631608), (20, 6473706), (24, 5394755), (30, 4315804), (40, 3236853), (60, 2157902), (120, 1078951)]

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