261545760

素因数分解:

$2^5\times 3^5\times 5^1\times 7^1\times {\mathrm{31}}^2$

素因数の和:99

約数の個数: 432

約数和(自身を含む): 1093030848

約数和(自身を除く): 831485088

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 31, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 62, 63, 70, 72, 80, 81, 84, 90, 93, 96, 105, 108, 112, 120, 124, 126, 135, 140, 144, 155, 160, 162, 168, 180, 186, 189, 210, 216, 217, 224, 240, 243, 248, 252, 270, 279, 280, 288, 310, 315, 324, 336, 360, 372, 378, 405, 420, 432, 434, 465, 480, 486, 496, 504, 540, 558, 560, 567, 620, 630, 648, 651, 672, 720, 744, 756, 810, 837, 840, 864, 868, 930, 945, 961, 972, 992, 1008, 1080, 1085, 1116, 1120, 1134, 1215, 1240, 1260, 1296, 1302, 1395, 1440, 1488, 1512, 1620, 1674, 1680, 1701, 1736, 1860, 1890, 1922, 1944, 1953, 2016, 2160, 2170, 2232, 2268, 2430, 2480, 2511, 2520, 2592, 2604, 2790, 2835, 2883, 2976, 3024, 3240, 3255, 3348, 3360, 3402, 3472, 3720, 3780, 3844, 3888, 3906, 4185, 4320, 4340, 4464, 4536, 4805, 4860, 4960, 5022, 5040, 5208, 5580, 5670, 5766, 5859, 6048, 6480, 6510, 6696, 6727, 6804, 6944, 7440, 7533, 7560, 7688, 7776, 7812, 8370, 8505, 8649, 8680, 8928, 9072, 9610, 9720, 9765, 10044, 10080, 10416, 11160, 11340, 11532, 11718, 12555, 12960, 13020, 13392, 13454, 13608, 14415, 14880, 15066, 15120, 15376, 15624, 16740, 17010, 17298, 17360, 17577, 18144, 19220, 19440, 19530, 20088, 20181, 20832, 22320, 22680, 23064, 23436, 25110, 25947, 26040, 26784, 26908, 27216, 28830, 29295, 30132, 30240, 30752, 31248, 33480, 33635, 34020, 34596, 34720, 35154, 37665, 38440, 38880, 39060, 40176, 40362, 43245, 44640, 45360, 46128, 46872, 50220, 51894, 52080, 52731, 53816, 54432, 57660, 58590, 60264, 60543, 62496, 66960, 67270, 68040, 69192, 70308, 75330, 76880, 77841, 78120, 80352, 80724, 86490, 87885, 90720, 92256, 93744, 100440, 100905, 103788, 104160, 105462, 107632, 115320, 117180, 120528, 121086, 129735, 133920, 134540, 136080, 138384, 140616, 150660, 153760, 155682, 156240, 161448, 172980, 175770, 181629, 187488, 200880, 201810, 207576, 210924, 215264, 230640, 233523, 234360, 241056, 242172, 259470, 263655, 269080, 272160, 276768, 281232, 301320, 302715, 311364, 312480, 322896, 345960, 351540, 363258, 389205, 401760, 403620, 415152, 421848, 461280, 467046, 468720, 484344, 518940, 527310, 538160, 544887, 562464, 602640, 605430, 622728, 645792, 691920, 703080, 726516, 778410, 807240, 830304, 843696, 908145, 934092, 937440, 968688, 1037880, 1054620, 1076320, 1089774, 1167615, 1205280, 1210860, 1245456, 1383840, 1406160, 1453032, 1556820, 1614480, 1634661, 1687392, 1816290, 1868184, 1937376, 2075760, 2109240, 2179548, 2335230, 2421720, 2490912, 2724435, 2812320, 2906064, 3113640, 3228960, 3269322, 3632580, 3736368, 4151520, 4218480, 4359096, 4670460, 4843440, 5448870, 5812128, 6227280, 6538644, 7265160, 7472736, 8173305, 8436960, 8718192, 9340920, 9686880, 10897740, 12454560, 13077288, 14530320, 16346610, 17436384, 18681840, 21795480, 26154576, 29060640, 32693220, 37363680, 43590960, 52309152, 65386440, 87181920, 130772880, 261545760]

約数ペア:

[(1, 261545760), (2, 130772880), (3, 87181920), (4, 65386440), (5, 52309152), (6, 43590960), (7, 37363680), (8, 32693220), (9, 29060640), (10, 26154576), (12, 21795480), (14, 18681840), (15, 17436384), (16, 16346610), (18, 14530320), (20, 13077288), (21, 12454560), (24, 10897740), (27, 9686880), (28, 9340920), (30, 8718192), (31, 8436960), (32, 8173305), (35, 7472736), (36, 7265160), (40, 6538644), (42, 6227280), (45, 5812128), (48, 5448870), (54, 4843440), (56, 4670460), (60, 4359096), (62, 4218480), (63, 4151520), (70, 3736368), (72, 3632580), (80, 3269322), (81, 3228960), (84, 3113640), (90, 2906064), (93, 2812320), (96, 2724435), (105, 2490912), (108, 2421720), (112, 2335230), (120, 2179548), (124, 2109240), (126, 2075760), (135, 1937376), (140, 1868184), (144, 1816290), (155, 1687392), (160, 1634661), (162, 1614480), (168, 1556820), (180, 1453032), (186, 1406160), (189, 1383840), (210, 1245456), (216, 1210860), (217, 1205280), (224, 1167615), (240, 1089774), (243, 1076320), (248, 1054620), (252, 1037880), (270, 968688), (279, 937440), (280, 934092), (288, 908145), (310, 843696), (315, 830304), (324, 807240), (336, 778410), (360, 726516), (372, 703080), (378, 691920), (405, 645792), (420, 622728), (432, 605430), (434, 602640), (465, 562464), (480, 544887), (486, 538160), (496, 527310), (504, 518940), (540, 484344), (558, 468720), (560, 467046), (567, 461280), (620, 421848), (630, 415152), (648, 403620), (651, 401760), (672, 389205), (720, 363258), (744, 351540), (756, 345960), (810, 322896), (837, 312480), (840, 311364), (864, 302715), (868, 301320), (930, 281232), (945, 276768), (961, 272160), (972, 269080), (992, 263655), (1008, 259470), (1080, 242172), (1085, 241056), (1116, 234360), (1120, 233523), (1134, 230640), (1215, 215264), (1240, 210924), (1260, 207576), (1296, 201810), (1302, 200880), (1395, 187488), (1440, 181629), (1488, 175770), (1512, 172980), (1620, 161448), (1674, 156240), (1680, 155682), (1701, 153760), (1736, 150660), (1860, 140616), (1890, 138384), (1922, 136080), (1944, 134540), (1953, 133920), (2016, 129735), (2160, 121086), (2170, 120528), (2232, 117180), (2268, 115320), (2430, 107632), (2480, 105462), (2511, 104160), (2520, 103788), (2592, 100905), (2604, 100440), (2790, 93744), (2835, 92256), (2883, 90720), (2976, 87885), (3024, 86490), (3240, 80724), (3255, 80352), (3348, 78120), (3360, 77841), (3402, 76880), (3472, 75330), (3720, 70308), (3780, 69192), (3844, 68040), (3888, 67270), (3906, 66960), (4185, 62496), (4320, 60543), (4340, 60264), (4464, 58590), (4536, 57660), (4805, 54432), (4860, 53816), (4960, 52731), (5022, 52080), (5040, 51894), (5208, 50220), (5580, 46872), (5670, 46128), (5766, 45360), (5859, 44640), (6048, 43245), (6480, 40362), (6510, 40176), (6696, 39060), (6727, 38880), (6804, 38440), (6944, 37665), (7440, 35154), (7533, 34720), (7560, 34596), (7688, 34020), (7776, 33635), (7812, 33480), (8370, 31248), (8505, 30752), (8649, 30240), (8680, 30132), (8928, 29295), (9072, 28830), (9610, 27216), (9720, 26908), (9765, 26784), (10044, 26040), (10080, 25947), (10416, 25110), (11160, 23436), (11340, 23064), (11532, 22680), (11718, 22320), (12555, 20832), (12960, 20181), (13020, 20088), (13392, 19530), (13454, 19440), (13608, 19220), (14415, 18144), (14880, 17577), (15066, 17360), (15120, 17298), (15376, 17010), (15624, 16740)]