About the Number

38880

38879 ← → 38881

2進数表記:1001011111100000

漢数字表記:三万八千八百八十

素因数分解:

2 5 × 3 5 × 5 1

素因数の和:30
約数の個数: 72
約数和(自身を含む): 137592
約数和(自身を除く): 98712

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 243, 270, 288, 324, 360, 405, 432, 480, 486, 540, 648, 720, 810, 864, 972, 1080, 1215, 1296, 1440, 1620, 1944, 2160, 2430, 2592, 3240, 3888, 4320, 4860, 6480, 7776, 9720, 12960, 19440, 38880]

約数ペア:
[(1, 38880), (2, 19440), (3, 12960), (4, 9720), (5, 7776), (6, 6480), (8, 4860), (9, 4320), (10, 3888), (12, 3240), (15, 2592), (16, 2430), (18, 2160), (20, 1944), (24, 1620), (27, 1440), (30, 1296), (32, 1215), (36, 1080), (40, 972), (45, 864), (48, 810), (54, 720), (60, 648), (72, 540), (80, 486), (81, 480), (90, 432), (96, 405), (108, 360), (120, 324), (135, 288), (144, 270), (160, 243), (162, 240), (180, 216)]

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