About the Number

121682540

121682539 ← → 121682541

2進数表記:111010000001011101001101100

漢数字表記:一億二千百六十八万二千五百四十

素因数分解:

2 2 × 5 1 × 7 1 × 107 1 × 8123 1

素因数の和:8246
約数の個数: 48
約数和(自身を含む): 294803712
約数和(自身を除く): 173121172

約数列:
[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 107, 140, 214, 428, 535, 749, 1070, 1498, 2140, 2996, 3745, 7490, 8123, 14980, 16246, 32492, 40615, 56861, 81230, 113722, 162460, 227444, 284305, 568610, 869161, 1137220, 1738322, 3476644, 4345805, 6084127, 8691610, 12168254, 17383220, 24336508, 30420635, 60841270, 121682540]

約数ペア:
[(1, 121682540), (2, 60841270), (4, 30420635), (5, 24336508), (7, 17383220), (10, 12168254), (14, 8691610), (20, 6084127), (28, 4345805), (35, 3476644), (70, 1738322), (107, 1137220), (140, 869161), (214, 568610), (428, 284305), (535, 227444), (749, 162460), (1070, 113722), (1498, 81230), (2140, 56861), (2996, 40615), (3745, 32492), (7490, 16246), (8123, 14980)]

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