About the Number

1271380320

1271380319 ← → 1271380321

2進数表記:1001011110001111011100101100000

漢数字表記:十二億七千百三十八万三百二十

素因数分解:

2 5 × 3 3 × 5 1 × 7 1 × 42043 1

素因数の和:42074
約数の個数: 192
約数和(自身を含む): 5085642240
約数和(自身を除く): 3814261920

約数列:
[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 168, 180, 189, 210, 216, 224, 240, 252, 270, 280, 288, 315, 336, 360, 378, 420, 432, 480, 504, 540, 560, 630, 672, 720, 756, 840, 864, 945, 1008, 1080, 1120, 1260, 1440, 1512, 1680, 1890, 2016, 2160, 2520, 3024, 3360, 3780, 4320, 5040, 6048, 7560, 10080, 15120, 30240, 42043, 84086, 126129, 168172, 210215, 252258, 294301, 336344, 378387, 420430, 504516, 588602, 630645, 672688, 756774, 840860, 882903, 1009032, 1135161, 1177204, 1261290, 1345376, 1471505, 1513548, 1681720, 1765806, 1891935, 2018064, 2270322, 2354408, 2522580, 2648709, 2943010, 3027096, 3363440, 3531612, 3783870, 4036128, 4414515, 4540644, 4708816, 5045160, 5297418, 5675805, 5886020, 6054192, 6726880, 7063224, 7567740, 7946127, 8829030, 9081288, 9417632, 10090320, 10594836, 11351610, 11772040, 12108384, 13243545, 14126448, 15135480, 15892254, 17658060, 18162576, 20180640, 21189672, 22703220, 23544080, 26487090, 28252896, 30270960, 31784508, 35316120, 36325152, 39730635, 42379344, 45406440, 47088160, 52974180, 60541920, 63569016, 70632240, 79461270, 84758688, 90812880, 105948360, 127138032, 141264480, 158922540, 181625760, 211896720, 254276064, 317845080, 423793440, 635690160, 1271380320]

約数ペア:
[(1, 1271380320), (2, 635690160), (3, 423793440), (4, 317845080), (5, 254276064), (6, 211896720), (7, 181625760), (8, 158922540), (9, 141264480), (10, 127138032), (12, 105948360), (14, 90812880), (15, 84758688), (16, 79461270), (18, 70632240), (20, 63569016), (21, 60541920), (24, 52974180), (27, 47088160), (28, 45406440), (30, 42379344), (32, 39730635), (35, 36325152), (36, 35316120), (40, 31784508), (42, 30270960), (45, 28252896), (48, 26487090), (54, 23544080), (56, 22703220), (60, 21189672), (63, 20180640), (70, 18162576), (72, 17658060), (80, 15892254), (84, 15135480), (90, 14126448), (96, 13243545), (105, 12108384), (108, 11772040), (112, 11351610), (120, 10594836), (126, 10090320), (135, 9417632), (140, 9081288), (144, 8829030), (160, 7946127), (168, 7567740), (180, 7063224), (189, 6726880), (210, 6054192), (216, 5886020), (224, 5675805), (240, 5297418), (252, 5045160), (270, 4708816), (280, 4540644), (288, 4414515), (315, 4036128), (336, 3783870), (360, 3531612), (378, 3363440), (420, 3027096), (432, 2943010), (480, 2648709), (504, 2522580), (540, 2354408), (560, 2270322), (630, 2018064), (672, 1891935), (720, 1765806), (756, 1681720), (840, 1513548), (864, 1471505), (945, 1345376), (1008, 1261290), (1080, 1177204), (1120, 1135161), (1260, 1009032), (1440, 882903), (1512, 840860), (1680, 756774), (1890, 672688), (2016, 630645), (2160, 588602), (2520, 504516), (3024, 420430), (3360, 378387), (3780, 336344), (4320, 294301), (5040, 252258), (6048, 210215), (7560, 168172), (10080, 126129), (15120, 84086), (30240, 42043)]

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