About the Number

100308990

100308989 ← → 100308991

2進数表記:101111110101001011111111110

漢数字表記:一億三十万八千九百九十

素因数分解:

2 1 × 3 1 × 5 1 × 461 1 × 7253 1

素因数の和:7724
約数の個数: 32
約数和(自身を含む): 241297056
約数和(自身を除く): 140988066

約数列:
[1, 2, 3, 5, 6, 10, 15, 30, 461, 922, 1383, 2305, 2766, 4610, 6915, 7253, 13830, 14506, 21759, 36265, 43518, 72530, 108795, 217590, 3343633, 6687266, 10030899, 16718165, 20061798, 33436330, 50154495, 100308990]

約数ペア:
[(1, 100308990), (2, 50154495), (3, 33436330), (5, 20061798), (6, 16718165), (10, 10030899), (15, 6687266), (30, 3343633), (461, 217590), (922, 108795), (1383, 72530), (2305, 43518), (2766, 36265), (4610, 21759), (6915, 14506), (7253, 13830)]

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