About the Number

138305280

138305279 ← → 138305281

2進数表記:1000001111100101111100000000

漢数字表記:一億三千八百三十万五千二百八十

素因数分解:

2 8 × 3 1 × 5 1 × 36017 1

素因数の和:36041
約数の個数: 72
約数和(自身を含む): 441724752
約数和(自身を除く): 303419472

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 640, 768, 960, 1280, 1920, 3840, 36017, 72034, 108051, 144068, 180085, 216102, 288136, 360170, 432204, 540255, 576272, 720340, 864408, 1080510, 1152544, 1440680, 1728816, 2161020, 2305088, 2881360, 3457632, 4322040, 4610176, 5762720, 6915264, 8644080, 9220352, 11525440, 13830528, 17288160, 23050880, 27661056, 34576320, 46101760, 69152640, 138305280]

約数ペア:
[(1, 138305280), (2, 69152640), (3, 46101760), (4, 34576320), (5, 27661056), (6, 23050880), (8, 17288160), (10, 13830528), (12, 11525440), (15, 9220352), (16, 8644080), (20, 6915264), (24, 5762720), (30, 4610176), (32, 4322040), (40, 3457632), (48, 2881360), (60, 2305088), (64, 2161020), (80, 1728816), (96, 1440680), (120, 1152544), (128, 1080510), (160, 864408), (192, 720340), (240, 576272), (256, 540255), (320, 432204), (384, 360170), (480, 288136), (640, 216102), (768, 180085), (960, 144068), (1280, 108051), (1920, 72034), (3840, 36017)]

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