About the Number

149280

149279 ← → 149281

2進数表記:100100011100100000

漢数字表記:十四万九千二百八十

素因数分解:

2 5 × 3 1 × 5 1 × 311 1

素因数の和:329
約数の個数: 48
約数和(自身を含む): 471744
約数和(自身を除く): 322464

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 311, 480, 622, 933, 1244, 1555, 1866, 2488, 3110, 3732, 4665, 4976, 6220, 7464, 9330, 9952, 12440, 14928, 18660, 24880, 29856, 37320, 49760, 74640, 149280]

約数ペア:
[(1, 149280), (2, 74640), (3, 49760), (4, 37320), (5, 29856), (6, 24880), (8, 18660), (10, 14928), (12, 12440), (15, 9952), (16, 9330), (20, 7464), (24, 6220), (30, 4976), (32, 4665), (40, 3732), (48, 3110), (60, 2488), (80, 1866), (96, 1555), (120, 1244), (160, 933), (240, 622), (311, 480)]

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