About the Number

201480990

201480989 ← → 201480991

2進数表記:1100000000100101101100011110

漢数字表記:二億百四十八万九百九十

素因数分解:

2 1 × 3 1 × 5 1 × 173 1 × 38821 1

素因数の和:39004
約数の個数: 32
約数和(自身を含む): 486362016
約数和(自身を除く): 284881026

約数列:
[1, 2, 3, 5, 6, 10, 15, 30, 173, 346, 519, 865, 1038, 1730, 2595, 5190, 38821, 77642, 116463, 194105, 232926, 388210, 582315, 1164630, 6716033, 13432066, 20148099, 33580165, 40296198, 67160330, 100740495, 201480990]

約数ペア:
[(1, 201480990), (2, 100740495), (3, 67160330), (5, 40296198), (6, 33580165), (10, 20148099), (15, 13432066), (30, 6716033), (173, 1164630), (346, 582315), (519, 388210), (865, 232926), (1038, 194105), (1730, 116463), (2595, 77642), (5190, 38821)]

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