About the Number

131481030

131481029 ← → 131481031

2進数表記:111110101100011110111000110

漢数字表記:一億三千百四十八万千三十

素因数分解:

2 1 × 3 1 × 5 1 × 73 1 × 60037 1

素因数の和:60120
約数の個数: 32
約数和(自身を含む): 319882464
約数和(自身を除く): 188401434

約数列:
[1, 2, 3, 5, 6, 10, 15, 30, 73, 146, 219, 365, 438, 730, 1095, 2190, 60037, 120074, 180111, 300185, 360222, 600370, 900555, 1801110, 4382701, 8765402, 13148103, 21913505, 26296206, 43827010, 65740515, 131481030]

約数ペア:
[(1, 131481030), (2, 65740515), (3, 43827010), (5, 26296206), (6, 21913505), (10, 13148103), (15, 8765402), (30, 4382701), (73, 1801110), (146, 900555), (219, 600370), (365, 360222), (438, 300185), (730, 180111), (1095, 120074), (2190, 60037)]

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