About the Number

122580

122579 ← → 122581

2進数表記:11101111011010100

漢数字表記:十二万二千五百八十

素因数分解:

2 2 × 3 3 × 5 1 × 227 1

素因数の和:245
約数の個数: 48
約数和(自身を含む): 383040
約数和(自身を除く): 260460

約数列:
[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 227, 270, 454, 540, 681, 908, 1135, 1362, 2043, 2270, 2724, 3405, 4086, 4540, 6129, 6810, 8172, 10215, 12258, 13620, 20430, 24516, 30645, 40860, 61290, 122580]

約数ペア:
[(1, 122580), (2, 61290), (3, 40860), (4, 30645), (5, 24516), (6, 20430), (9, 13620), (10, 12258), (12, 10215), (15, 8172), (18, 6810), (20, 6129), (27, 4540), (30, 4086), (36, 3405), (45, 2724), (54, 2270), (60, 2043), (90, 1362), (108, 1135), (135, 908), (180, 681), (227, 540), (270, 454)]

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