About the Number

138497280

138497279 ← → 138497281

2進数表記:1000010000010100110100000000

漢数字表記:一億三千八百四十九万七千二百八十

素因数分解:

2 8 × 3 1 × 5 1 × 36067 1

素因数の和:36091
約数の個数: 72
約数和(自身を含む): 442337952
約数和(自身を除く): 303840672

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, 36067, 72134, 108201, 144268, 180335, 216402, 288536, 360670, 432804, 541005, 577072, 721340, 865608, 1082010, 1154144, 1442680, 1731216, 2164020, 2308288, 2885360, 3462432, 4328040, 4616576, 5770720, 6924864, 8656080, 9233152, 11541440, 13849728, 17312160, 23082880, 27699456, 34624320, 46165760, 69248640, 138497280]

約数ペア:
[(1, 138497280), (2, 69248640), (3, 46165760), (4, 34624320), (5, 27699456), (6, 23082880), (8, 17312160), (10, 13849728), (12, 11541440), (15, 9233152), (16, 8656080), (20, 6924864), (24, 5770720), (30, 4616576), (32, 4328040), (40, 3462432), (48, 2885360), (60, 2308288), (64, 2164020), (80, 1731216), (96, 1442680), (120, 1154144), (128, 1082010), (160, 865608), (192, 721340), (240, 577072), (256, 541005), (320, 432804), (384, 360670), (480, 288536), (640, 216402), (768, 180335), (960, 144268), (1280, 108201), (1920, 72134), (3840, 36067)]

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