About the Number

149700990

149700989 ← → 149700991

2進数表記:1000111011000100000101111110

漢数字表記:一億四千九百七十万九百九十

素因数分解:

2 1 × 3 1 × 5 1 × 491 1 × 10163 1

素因数の和:10664
約数の個数: 32
約数和(自身を含む): 360049536
約数和(自身を除く): 210348546

約数列:
[1, 2, 3, 5, 6, 10, 15, 30, 491, 982, 1473, 2455, 2946, 4910, 7365, 10163, 14730, 20326, 30489, 50815, 60978, 101630, 152445, 304890, 4990033, 9980066, 14970099, 24950165, 29940198, 49900330, 74850495, 149700990]

約数ペア:
[(1, 149700990), (2, 74850495), (3, 49900330), (5, 29940198), (6, 24950165), (10, 14970099), (15, 9980066), (30, 4990033), (491, 304890), (982, 152445), (1473, 101630), (2455, 60978), (2946, 50815), (4910, 30489), (7365, 20326), (10163, 14730)]

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