About the Number

209947230

209947229 ← → 209947231

2進数表記:1100100000111000101001011110

漢数字表記:二億九百九十四万七千二百三十

素因数分解:

2 1 × 3 2 × 5 1 × 509 1 × 4583 1

素因数の和:5105
約数の個数: 48
約数和(自身を含む): 547054560
約数和(自身を除く): 337107330

約数列:
[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 509, 1018, 1527, 2545, 3054, 4581, 4583, 5090, 7635, 9162, 9166, 13749, 15270, 22905, 22915, 27498, 41247, 45810, 45830, 68745, 82494, 137490, 206235, 412470, 2332747, 4665494, 6998241, 11663735, 13996482, 20994723, 23327470, 34991205, 41989446, 69982410, 104973615, 209947230]

約数ペア:
[(1, 209947230), (2, 104973615), (3, 69982410), (5, 41989446), (6, 34991205), (9, 23327470), (10, 20994723), (15, 13996482), (18, 11663735), (30, 6998241), (45, 4665494), (90, 2332747), (509, 412470), (1018, 206235), (1527, 137490), (2545, 82494), (3054, 68745), (4581, 45830), (4583, 45810), (5090, 41247), (7635, 27498), (9162, 22915), (9166, 22905), (13749, 15270)]

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