About the Number

129800430

129800429 ← → 129800431

2進数表記:111101111001001100011101110

漢数字表記:一億二千九百八十万四百三十

素因数分解:

2 1 × 3 2 × 5 1 × 1442227 1

素因数の和:1442240
約数の個数: 24
約数和(自身を含む): 337481352
約数和(自身を除く): 207680922

約数列:
[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 1442227, 2884454, 4326681, 7211135, 8653362, 12980043, 14422270, 21633405, 25960086, 43266810, 64900215, 129800430]

約数ペア:
[(1, 129800430), (2, 64900215), (3, 43266810), (5, 25960086), (6, 21633405), (9, 14422270), (10, 12980043), (15, 8653362), (18, 7211135), (30, 4326681), (45, 2884454), (90, 1442227)]

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