About the Number

70381980

70381979 ← → 70381981

2進数表記:100001100011111000110011100

漢数字表記:七千三十八万千九百八十

素因数分解:

2 2 × 3 3 × 5 1 × 130337 1

素因数の和:130355
約数の個数: 48
約数和(自身を含む): 218967840
約数和(自身を除く): 148585860

約数列:
[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 130337, 260674, 391011, 521348, 651685, 782022, 1173033, 1303370, 1564044, 1955055, 2346066, 2606740, 3519099, 3910110, 4692132, 5865165, 7038198, 7820220, 11730330, 14076396, 17595495, 23460660, 35190990, 70381980]

約数ペア:
[(1, 70381980), (2, 35190990), (3, 23460660), (4, 17595495), (5, 14076396), (6, 11730330), (9, 7820220), (10, 7038198), (12, 5865165), (15, 4692132), (18, 3910110), (20, 3519099), (27, 2606740), (30, 2346066), (36, 1955055), (45, 1564044), (54, 1303370), (60, 1173033), (90, 782022), (108, 651685), (135, 521348), (180, 391011), (270, 260674), (540, 130337)]

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