1271658240

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{167}}^1\times {\mathrm{661}}^1$

素因数の和:855

約数の個数: 216

約数和(自身を含む): 4432847328

約数和(自身を除く): 3161189088

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 167, 180, 192, 240, 256, 288, 320, 334, 360, 384, 480, 501, 576, 640, 661, 668, 720, 768, 835, 960, 1002, 1152, 1280, 1322, 1336, 1440, 1503, 1670, 1920, 1983, 2004, 2304, 2505, 2644, 2672, 2880, 3006, 3305, 3340, 3840, 3966, 4008, 5010, 5288, 5344, 5760, 5949, 6012, 6610, 6680, 7515, 7932, 8016, 9915, 10020, 10576, 10688, 11520, 11898, 12024, 13220, 13360, 15030, 15864, 16032, 19830, 20040, 21152, 21376, 23796, 24048, 26440, 26720, 29745, 30060, 31728, 32064, 39660, 40080, 42304, 42752, 47592, 48096, 52880, 53440, 59490, 60120, 63456, 64128, 79320, 80160, 84608, 95184, 96192, 105760, 106880, 110387, 118980, 120240, 126912, 128256, 158640, 160320, 169216, 190368, 192384, 211520, 213760, 220774, 237960, 240480, 253824, 317280, 320640, 331161, 380736, 384768, 423040, 441548, 475920, 480960, 507648, 551935, 634560, 641280, 662322, 761472, 846080, 883096, 951840, 961920, 993483, 1103870, 1269120, 1324644, 1522944, 1655805, 1766192, 1903680, 1923840, 1986966, 2207740, 2538240, 2649288, 3311610, 3532384, 3807360, 3973932, 4415480, 4967415, 5298576, 6623220, 7064768, 7614720, 7947864, 8830960, 9934830, 10597152, 13246440, 14129536, 15895728, 17661920, 19869660, 21194304, 26492880, 28259072, 31791456, 35323840, 39739320, 42388608, 52985760, 63582912, 70647680, 79478640, 84777216, 105971520, 127165824, 141295360, 158957280, 211943040, 254331648, 317914560, 423886080, 635829120, 1271658240]

約数ペア:

[(1, 1271658240), (2, 635829120), (3, 423886080), (4, 317914560), (5, 254331648), (6, 211943040), (8, 158957280), (9, 141295360), (10, 127165824), (12, 105971520), (15, 84777216), (16, 79478640), (18, 70647680), (20, 63582912), (24, 52985760), (30, 42388608), (32, 39739320), (36, 35323840), (40, 31791456), (45, 28259072), (48, 26492880), (60, 21194304), (64, 19869660), (72, 17661920), (80, 15895728), (90, 14129536), (96, 13246440), (120, 10597152), (128, 9934830), (144, 8830960), (160, 7947864), (167, 7614720), (180, 7064768), (192, 6623220), (240, 5298576), (256, 4967415), (288, 4415480), (320, 3973932), (334, 3807360), (360, 3532384), (384, 3311610), (480, 2649288), (501, 2538240), (576, 2207740), (640, 1986966), (661, 1923840), (668, 1903680), (720, 1766192), (768, 1655805), (835, 1522944), (960, 1324644), (1002, 1269120), (1152, 1103870), (1280, 993483), (1322, 961920), (1336, 951840), (1440, 883096), (1503, 846080), (1670, 761472), (1920, 662322), (1983, 641280), (2004, 634560), (2304, 551935), (2505, 507648), (2644, 480960), (2672, 475920), (2880, 441548), (3006, 423040), (3305, 384768), (3340, 380736), (3840, 331161), (3966, 320640), (4008, 317280), (5010, 253824), (5288, 240480), (5344, 237960), (5760, 220774), (5949, 213760), (6012, 211520), (6610, 192384), (6680, 190368), (7515, 169216), (7932, 160320), (8016, 158640), (9915, 128256), (10020, 126912), (10576, 120240), (10688, 118980), (11520, 110387), (11898, 106880), (12024, 105760), (13220, 96192), (13360, 95184), (15030, 84608), (15864, 80160), (16032, 79320), (19830, 64128), (20040, 63456), (21152, 60120), (21376, 59490), (23796, 53440), (24048, 52880), (26440, 48096), (26720, 47592), (29745, 42752), (30060, 42304), (31728, 40080), (32064, 39660)]