About the Number

131402430

131402429 ← → 131402431

2進数表記:111110101010000101010111110

漢数字表記:一億三千百四十万二千四百三十

素因数分解:

2 1 × 3 2 × 5 1 × 1460027 1

素因数の和:1460040
約数の個数: 24
約数和(自身を含む): 341646552
約数和(自身を除く): 210244122

約数列:
[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 1460027, 2920054, 4380081, 7300135, 8760162, 13140243, 14600270, 21900405, 26280486, 43800810, 65701215, 131402430]

約数ペア:
[(1, 131402430), (2, 65701215), (3, 43800810), (5, 26280486), (6, 21900405), (9, 14600270), (10, 13140243), (15, 8760162), (18, 7300135), (30, 4380081), (45, 2920054), (90, 1460027)]

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