About the Number

131555070

131555069 ← → 131555071

2進数表記:111110101110101111011111110

漢数字表記:一億三千百五十五万五千七十

素因数分解:

2 1 × 3 3 × 5 1 × 191 1 × 2551 1

素因数の和:2758
約数の個数: 64
約数和(自身を含む): 352788480
約数和(自身を除く): 221233410

約数列:
[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 191, 270, 382, 573, 955, 1146, 1719, 1910, 2551, 2865, 3438, 5102, 5157, 5730, 7653, 8595, 10314, 12755, 15306, 17190, 22959, 25510, 25785, 38265, 45918, 51570, 68877, 76530, 114795, 137754, 229590, 344385, 487241, 688770, 974482, 1461723, 2436205, 2923446, 4385169, 4872410, 7308615, 8770338, 13155507, 14617230, 21925845, 26311014, 43851690, 65777535, 131555070]

約数ペア:
[(1, 131555070), (2, 65777535), (3, 43851690), (5, 26311014), (6, 21925845), (9, 14617230), (10, 13155507), (15, 8770338), (18, 7308615), (27, 4872410), (30, 4385169), (45, 2923446), (54, 2436205), (90, 1461723), (135, 974482), (191, 688770), (270, 487241), (382, 344385), (573, 229590), (955, 137754), (1146, 114795), (1719, 76530), (1910, 68877), (2551, 51570), (2865, 45918), (3438, 38265), (5102, 25785), (5157, 25510), (5730, 22959), (7653, 17190), (8595, 15306), (10314, 12755)]

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