65386440

素因数分解:

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

素因数の和:95

約数の個数: 288

約数和(自身を含む): 260245440

約数和(自身を除く): 194859000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 31, 35, 36, 40, 42, 45, 54, 56, 60, 62, 63, 70, 72, 81, 84, 90, 93, 105, 108, 120, 124, 126, 135, 140, 155, 162, 168, 180, 186, 189, 210, 216, 217, 243, 248, 252, 270, 279, 280, 310, 315, 324, 360, 372, 378, 405, 420, 434, 465, 486, 504, 540, 558, 567, 620, 630, 648, 651, 744, 756, 810, 837, 840, 868, 930, 945, 961, 972, 1080, 1085, 1116, 1134, 1215, 1240, 1260, 1302, 1395, 1512, 1620, 1674, 1701, 1736, 1860, 1890, 1922, 1944, 1953, 2170, 2232, 2268, 2430, 2511, 2520, 2604, 2790, 2835, 2883, 3240, 3255, 3348, 3402, 3720, 3780, 3844, 3906, 4185, 4340, 4536, 4805, 4860, 5022, 5208, 5580, 5670, 5766, 5859, 6510, 6696, 6727, 6804, 7533, 7560, 7688, 7812, 8370, 8505, 8649, 8680, 9610, 9720, 9765, 10044, 11160, 11340, 11532, 11718, 12555, 13020, 13454, 13608, 14415, 15066, 15624, 16740, 17010, 17298, 17577, 19220, 19530, 20088, 20181, 22680, 23064, 23436, 25110, 25947, 26040, 26908, 28830, 29295, 30132, 33480, 33635, 34020, 34596, 35154, 37665, 38440, 39060, 40362, 43245, 46872, 50220, 51894, 52731, 53816, 57660, 58590, 60264, 60543, 67270, 68040, 69192, 70308, 75330, 77841, 78120, 80724, 86490, 87885, 100440, 100905, 103788, 105462, 115320, 117180, 121086, 129735, 134540, 140616, 150660, 155682, 161448, 172980, 175770, 181629, 201810, 207576, 210924, 233523, 234360, 242172, 259470, 263655, 269080, 301320, 302715, 311364, 345960, 351540, 363258, 389205, 403620, 421848, 467046, 484344, 518940, 527310, 544887, 605430, 622728, 703080, 726516, 778410, 807240, 908145, 934092, 1037880, 1054620, 1089774, 1167615, 1210860, 1453032, 1556820, 1634661, 1816290, 1868184, 2109240, 2179548, 2335230, 2421720, 2724435, 3113640, 3269322, 3632580, 4359096, 4670460, 5448870, 6538644, 7265160, 8173305, 9340920, 10897740, 13077288, 16346610, 21795480, 32693220, 65386440]

約数ペア:

[(1, 65386440), (2, 32693220), (3, 21795480), (4, 16346610), (5, 13077288), (6, 10897740), (7, 9340920), (8, 8173305), (9, 7265160), (10, 6538644), (12, 5448870), (14, 4670460), (15, 4359096), (18, 3632580), (20, 3269322), (21, 3113640), (24, 2724435), (27, 2421720), (28, 2335230), (30, 2179548), (31, 2109240), (35, 1868184), (36, 1816290), (40, 1634661), (42, 1556820), (45, 1453032), (54, 1210860), (56, 1167615), (60, 1089774), (62, 1054620), (63, 1037880), (70, 934092), (72, 908145), (81, 807240), (84, 778410), (90, 726516), (93, 703080), (105, 622728), (108, 605430), (120, 544887), (124, 527310), (126, 518940), (135, 484344), (140, 467046), (155, 421848), (162, 403620), (168, 389205), (180, 363258), (186, 351540), (189, 345960), (210, 311364), (216, 302715), (217, 301320), (243, 269080), (248, 263655), (252, 259470), (270, 242172), (279, 234360), (280, 233523), (310, 210924), (315, 207576), (324, 201810), (360, 181629), (372, 175770), (378, 172980), (405, 161448), (420, 155682), (434, 150660), (465, 140616), (486, 134540), (504, 129735), (540, 121086), (558, 117180), (567, 115320), (620, 105462), (630, 103788), (648, 100905), (651, 100440), (744, 87885), (756, 86490), (810, 80724), (837, 78120), (840, 77841), (868, 75330), (930, 70308), (945, 69192), (961, 68040), (972, 67270), (1080, 60543), (1085, 60264), (1116, 58590), (1134, 57660), (1215, 53816), (1240, 52731), (1260, 51894), (1302, 50220), (1395, 46872), (1512, 43245), (1620, 40362), (1674, 39060), (1701, 38440), (1736, 37665), (1860, 35154), (1890, 34596), (1922, 34020), (1944, 33635), (1953, 33480), (2170, 30132), (2232, 29295), (2268, 28830), (2430, 26908), (2511, 26040), (2520, 25947), (2604, 25110), (2790, 23436), (2835, 23064), (2883, 22680), (3240, 20181), (3255, 20088), (3348, 19530), (3402, 19220), (3720, 17577), (3780, 17298), (3844, 17010), (3906, 16740), (4185, 15624), (4340, 15066), (4536, 14415), (4805, 13608), (4860, 13454), (5022, 13020), (5208, 12555), (5580, 11718), (5670, 11532), (5766, 11340), (5859, 11160), (6510, 10044), (6696, 9765), (6727, 9720), (6804, 9610), (7533, 8680), (7560, 8649), (7688, 8505), (7812, 8370)]