About the Number

129909030

129909029 ← → 129909031

2進数表記:111101111100100000100100110

漢数字表記:一億二千九百九十万九千三十

素因数分解:

2 1 × 3 1 × 5 1 × 4330301 1

素因数の和:4330311
約数の個数: 16
約数和(自身を含む): 311781744
約数和(自身を除く): 181872714

約数列:
[1, 2, 3, 5, 6, 10, 15, 30, 4330301, 8660602, 12990903, 21651505, 25981806, 43303010, 64954515, 129909030]

約数ペア:
[(1, 129909030), (2, 64954515), (3, 43303010), (5, 25981806), (6, 21651505), (10, 12990903), (15, 8660602), (30, 4330301)]

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