About the Number

171208320

171208319 ← → 171208321

2進数表記:1010001101000110111010000000

漢数字表記:一億七千百二十万八千三百二十

素因数分解:

2 7 × 3 1 × 5 1 × 23 1 × 3877 1

素因数の和:3922
約数の個数: 128
約数和(自身を含む): 569600640
約数和(自身を除く): 398392320

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 64, 69, 80, 92, 96, 115, 120, 128, 138, 160, 184, 192, 230, 240, 276, 320, 345, 368, 384, 460, 480, 552, 640, 690, 736, 920, 960, 1104, 1380, 1472, 1840, 1920, 2208, 2760, 2944, 3680, 3877, 4416, 5520, 7360, 7754, 8832, 11040, 11631, 14720, 15508, 19385, 22080, 23262, 31016, 38770, 44160, 46524, 58155, 62032, 77540, 89171, 93048, 116310, 124064, 155080, 178342, 186096, 232620, 248128, 267513, 310160, 356684, 372192, 445855, 465240, 496256, 535026, 620320, 713368, 744384, 891710, 930480, 1070052, 1240640, 1337565, 1426736, 1488768, 1783420, 1860960, 2140104, 2481280, 2675130, 2853472, 3566840, 3721920, 4280208, 5350260, 5706944, 7133680, 7443840, 8560416, 10700520, 11413888, 14267360, 17120832, 21401040, 28534720, 34241664, 42802080, 57069440, 85604160, 171208320]

約数ペア:
[(1, 171208320), (2, 85604160), (3, 57069440), (4, 42802080), (5, 34241664), (6, 28534720), (8, 21401040), (10, 17120832), (12, 14267360), (15, 11413888), (16, 10700520), (20, 8560416), (23, 7443840), (24, 7133680), (30, 5706944), (32, 5350260), (40, 4280208), (46, 3721920), (48, 3566840), (60, 2853472), (64, 2675130), (69, 2481280), (80, 2140104), (92, 1860960), (96, 1783420), (115, 1488768), (120, 1426736), (128, 1337565), (138, 1240640), (160, 1070052), (184, 930480), (192, 891710), (230, 744384), (240, 713368), (276, 620320), (320, 535026), (345, 496256), (368, 465240), (384, 445855), (460, 372192), (480, 356684), (552, 310160), (640, 267513), (690, 248128), (736, 232620), (920, 186096), (960, 178342), (1104, 155080), (1380, 124064), (1472, 116310), (1840, 93048), (1920, 89171), (2208, 77540), (2760, 62032), (2944, 58155), (3680, 46524), (3877, 44160), (4416, 38770), (5520, 31016), (7360, 23262), (7754, 22080), (8832, 19385), (11040, 15508), (11631, 14720)]

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