About the Number

15302490

15302489 ← → 15302491

2進数表記:111010010111111101011010

漢数字表記:千五百三十万二千四百九十

素因数分解:

2 1 × 3 1 × 5 1 × 7 1 × 72869 1

素因数の和:72886
約数の個数: 32
約数和(自身を含む): 41973120
約数和(自身を除く): 26670630

約数列:
[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 72869, 145738, 218607, 364345, 437214, 510083, 728690, 1020166, 1093035, 1530249, 2186070, 2550415, 3060498, 5100830, 7651245, 15302490]

約数ペア:
[(1, 15302490), (2, 7651245), (3, 5100830), (5, 3060498), (6, 2550415), (7, 2186070), (10, 1530249), (14, 1093035), (15, 1020166), (21, 728690), (30, 510083), (35, 437214), (42, 364345), (70, 218607), (105, 145738), (210, 72869)]

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