About the Number

1271298240

1271298239 ← → 1271298241

2進数表記:1001011110001100111100011000000

漢数字表記:十二億七千百二十九万八千二百四十

素因数分解:

2 6 × 3 5 × 5 1 × 16349 1

素因数の和:16381
約数の個数: 168
約数和(自身を含む): 4534966800
約数和(自身を除く): 3263668560

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, 64, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 192, 216, 240, 243, 270, 288, 320, 324, 360, 405, 432, 480, 486, 540, 576, 648, 720, 810, 864, 960, 972, 1080, 1215, 1296, 1440, 1620, 1728, 1944, 2160, 2430, 2592, 2880, 3240, 3888, 4320, 4860, 5184, 6480, 7776, 8640, 9720, 12960, 15552, 16349, 19440, 25920, 32698, 38880, 49047, 65396, 77760, 81745, 98094, 130792, 147141, 163490, 196188, 245235, 261584, 294282, 326980, 392376, 441423, 490470, 523168, 588564, 653960, 735705, 784752, 882846, 980940, 1046336, 1177128, 1307920, 1324269, 1471410, 1569504, 1765692, 1961880, 2207115, 2354256, 2615840, 2648538, 2942820, 3139008, 3531384, 3923760, 3972807, 4414230, 4708512, 5231680, 5297076, 5885640, 6621345, 7062768, 7847520, 7945614, 8828460, 9417024, 10594152, 11771280, 13242690, 14125536, 15695040, 15891228, 17656920, 19864035, 21188304, 23542560, 26485380, 28251072, 31782456, 35313840, 39728070, 42376608, 47085120, 52970760, 63564912, 70627680, 79456140, 84753216, 105941520, 127129824, 141255360, 158912280, 211883040, 254259648, 317824560, 423766080, 635649120, 1271298240]

約数ペア:
[(1, 1271298240), (2, 635649120), (3, 423766080), (4, 317824560), (5, 254259648), (6, 211883040), (8, 158912280), (9, 141255360), (10, 127129824), (12, 105941520), (15, 84753216), (16, 79456140), (18, 70627680), (20, 63564912), (24, 52970760), (27, 47085120), (30, 42376608), (32, 39728070), (36, 35313840), (40, 31782456), (45, 28251072), (48, 26485380), (54, 23542560), (60, 21188304), (64, 19864035), (72, 17656920), (80, 15891228), (81, 15695040), (90, 14125536), (96, 13242690), (108, 11771280), (120, 10594152), (135, 9417024), (144, 8828460), (160, 7945614), (162, 7847520), (180, 7062768), (192, 6621345), (216, 5885640), (240, 5297076), (243, 5231680), (270, 4708512), (288, 4414230), (320, 3972807), (324, 3923760), (360, 3531384), (405, 3139008), (432, 2942820), (480, 2648538), (486, 2615840), (540, 2354256), (576, 2207115), (648, 1961880), (720, 1765692), (810, 1569504), (864, 1471410), (960, 1324269), (972, 1307920), (1080, 1177128), (1215, 1046336), (1296, 980940), (1440, 882846), (1620, 784752), (1728, 735705), (1944, 653960), (2160, 588564), (2430, 523168), (2592, 490470), (2880, 441423), (3240, 392376), (3888, 326980), (4320, 294282), (4860, 261584), (5184, 245235), (6480, 196188), (7776, 163490), (8640, 147141), (9720, 130792), (12960, 98094), (15552, 81745), (16349, 77760), (19440, 65396), (25920, 49047), (32698, 38880)]

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