About the Number

91189140

91189139 ← → 91189141

2進数表記:101011011110110111110010100

漢数字表記:九千百十八万九千百四十

素因数分解:

2 2 × 3 1 × 5 1 × 7 1 × 217117 1

素因数の和:217136
約数の個数: 48
約数和(自身を含む): 291806592
約数和(自身を除く): 200617452

約数列:
[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 217117, 434234, 651351, 868468, 1085585, 1302702, 1519819, 2171170, 2605404, 3039638, 3256755, 4342340, 4559457, 6079276, 6513510, 7599095, 9118914, 13027020, 15198190, 18237828, 22797285, 30396380, 45594570, 91189140]

約数ペア:
[(1, 91189140), (2, 45594570), (3, 30396380), (4, 22797285), (5, 18237828), (6, 15198190), (7, 13027020), (10, 9118914), (12, 7599095), (14, 6513510), (15, 6079276), (20, 4559457), (21, 4342340), (28, 3256755), (30, 3039638), (35, 2605404), (42, 2171170), (60, 1519819), (70, 1302702), (84, 1085585), (105, 868468), (140, 651351), (210, 434234), (420, 217117)]

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