21195665280

素因数分解:

$2^7\times 3^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{8017}}^1$

素因数の和:8068

約数の個数: 384

約数和(自身を含む): 80376922080

約数和(自身を除く): 59181256800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 27, 30, 32, 34, 36, 40, 45, 48, 51, 54, 60, 64, 68, 72, 80, 81, 85, 90, 96, 102, 108, 120, 128, 135, 136, 144, 153, 160, 162, 170, 180, 192, 204, 216, 240, 243, 255, 270, 272, 288, 306, 320, 324, 340, 360, 384, 405, 408, 432, 459, 480, 486, 510, 540, 544, 576, 612, 640, 648, 680, 720, 765, 810, 816, 864, 918, 960, 972, 1020, 1080, 1088, 1152, 1215, 1224, 1296, 1360, 1377, 1440, 1530, 1620, 1632, 1728, 1836, 1920, 1944, 2040, 2160, 2176, 2295, 2430, 2448, 2592, 2720, 2754, 2880, 3060, 3240, 3264, 3456, 3672, 3888, 4080, 4131, 4320, 4590, 4860, 4896, 5184, 5440, 5508, 5760, 6120, 6480, 6528, 6885, 7344, 7776, 8017, 8160, 8262, 8640, 9180, 9720, 9792, 10368, 10880, 11016, 12240, 12960, 13770, 14688, 15552, 16034, 16320, 16524, 17280, 18360, 19440, 19584, 20655, 22032, 24051, 24480, 25920, 27540, 29376, 31104, 32068, 32640, 33048, 36720, 38880, 40085, 41310, 44064, 48102, 48960, 51840, 55080, 58752, 64136, 66096, 72153, 73440, 77760, 80170, 82620, 88128, 96204, 97920, 110160, 120255, 128272, 132192, 136289, 144306, 146880, 155520, 160340, 165240, 176256, 192408, 216459, 220320, 240510, 256544, 264384, 272578, 288612, 293760, 320680, 330480, 360765, 384816, 408867, 432918, 440640, 481020, 513088, 528768, 545156, 577224, 641360, 649377, 660960, 681445, 721530, 769632, 817734, 865836, 881280, 962040, 1026176, 1082295, 1090312, 1154448, 1226601, 1282720, 1298754, 1321920, 1362890, 1443060, 1539264, 1635468, 1731672, 1924080, 1948131, 2044335, 2164590, 2180624, 2308896, 2453202, 2565440, 2597508, 2643840, 2725780, 2886120, 3078528, 3246885, 3270936, 3463344, 3679803, 3848160, 3896262, 4088670, 4329180, 4361248, 4617792, 4906404, 5130880, 5195016, 5451560, 5772240, 6133005, 6493770, 6541872, 6926688, 7359606, 7696320, 7792524, 8177340, 8658360, 8722496, 9235584, 9740655, 9812808, 10390032, 10903120, 11039409, 11544480, 12266010, 12987540, 13083744, 13853376, 14719212, 15392640, 15585048, 16354680, 17316720, 17444992, 18399015, 19481310, 19625616, 20780064, 21806240, 22078818, 23088960, 24532020, 25975080, 26167488, 27706752, 29438424, 31170096, 32709360, 33118227, 34633440, 36798030, 38962620, 39251232, 41560128, 43612480, 44157636, 46177920, 49064040, 51950160, 52334976, 55197045, 58876848, 62340192, 65418720, 66236454, 69266880, 73596060, 77925240, 78502464, 83120256, 87224960, 88315272, 98128080, 103900320, 110394090, 117753696, 124680384, 130837440, 132472908, 138533760, 147192120, 155850480, 157004928, 165591135, 176630544, 196256160, 207800640, 220788180, 235507392, 249360768, 261674880, 264945816, 294384240, 311700960, 331182270, 353261088, 392512320, 415601280, 441576360, 471014784, 529891632, 588768480, 623401920, 662364540, 706522176, 785024640, 883152720, 1059783264, 1177536960, 1246803840, 1324729080, 1413044352, 1766305440, 2119566528, 2355073920, 2649458160, 3532610880, 4239133056, 5298916320, 7065221760, 10597832640, 21195665280]

約数ペア:

[(1, 21195665280), (2, 10597832640), (3, 7065221760), (4, 5298916320), (5, 4239133056), (6, 3532610880), (8, 2649458160), (9, 2355073920), (10, 2119566528), (12, 1766305440), (15, 1413044352), (16, 1324729080), (17, 1246803840), (18, 1177536960), (20, 1059783264), (24, 883152720), (27, 785024640), (30, 706522176), (32, 662364540), (34, 623401920), (36, 588768480), (40, 529891632), (45, 471014784), (48, 441576360), (51, 415601280), (54, 392512320), (60, 353261088), (64, 331182270), (68, 311700960), (72, 294384240), (80, 264945816), (81, 261674880), (85, 249360768), (90, 235507392), (96, 220788180), (102, 207800640), (108, 196256160), (120, 176630544), (128, 165591135), (135, 157004928), (136, 155850480), (144, 147192120), (153, 138533760), (160, 132472908), (162, 130837440), (170, 124680384), (180, 117753696), (192, 110394090), (204, 103900320), (216, 98128080), (240, 88315272), (243, 87224960), (255, 83120256), (270, 78502464), (272, 77925240), (288, 73596060), (306, 69266880), (320, 66236454), (324, 65418720), (340, 62340192), (360, 58876848), (384, 55197045), (405, 52334976), (408, 51950160), (432, 49064040), (459, 46177920), (480, 44157636), (486, 43612480), (510, 41560128), (540, 39251232), (544, 38962620), (576, 36798030), (612, 34633440), (640, 33118227), (648, 32709360), (680, 31170096), (720, 29438424), (765, 27706752), (810, 26167488), (816, 25975080), (864, 24532020), (918, 23088960), (960, 22078818), (972, 21806240), (1020, 20780064), (1080, 19625616), (1088, 19481310), (1152, 18399015), (1215, 17444992), (1224, 17316720), (1296, 16354680), (1360, 15585048), (1377, 15392640), (1440, 14719212), (1530, 13853376), (1620, 13083744), (1632, 12987540), (1728, 12266010), (1836, 11544480), (1920, 11039409), (1944, 10903120), (2040, 10390032), (2160, 9812808), (2176, 9740655), (2295, 9235584), (2430, 8722496), (2448, 8658360), (2592, 8177340), (2720, 7792524), (2754, 7696320), (2880, 7359606), (3060, 6926688), (3240, 6541872), (3264, 6493770), (3456, 6133005), (3672, 5772240), (3888, 5451560), (4080, 5195016), (4131, 5130880), (4320, 4906404), (4590, 4617792), (4860, 4361248), (4896, 4329180), (5184, 4088670), (5440, 3896262), (5508, 3848160), (5760, 3679803), (6120, 3463344), (6480, 3270936), (6528, 3246885), (6885, 3078528), (7344, 2886120), (7776, 2725780), (8017, 2643840), (8160, 2597508), (8262, 2565440), (8640, 2453202), (9180, 2308896), (9720, 2180624), (9792, 2164590), (10368, 2044335), (10880, 1948131), (11016, 1924080), (12240, 1731672), (12960, 1635468), (13770, 1539264), (14688, 1443060), (15552, 1362890), (16034, 1321920), (16320, 1298754), (16524, 1282720), (17280, 1226601), (18360, 1154448), (19440, 1090312), (19584, 1082295), (20655, 1026176), (22032, 962040), (24051, 881280), (24480, 865836), (25920, 817734), (27540, 769632), (29376, 721530), (31104, 681445), (32068, 660960), (32640, 649377), (33048, 641360), (36720, 577224), (38880, 545156), (40085, 528768), (41310, 513088), (44064, 481020), (48102, 440640), (48960, 432918), (51840, 408867), (55080, 384816), (58752, 360765), (64136, 330480), (66096, 320680), (72153, 293760), (73440, 288612), (77760, 272578), (80170, 264384), (82620, 256544), (88128, 240510), (96204, 220320), (97920, 216459), (110160, 192408), (120255, 176256), (128272, 165240), (132192, 160340), (136289, 155520), (144306, 146880)]