221235840

素因数分解:

$2^7\times 3^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:125

約数の個数: 512

約数和(自身を含む): 940032000

約数和(自身を除く): 718796160

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, 59, 60, 62, 63, 64, 70, 72, 80, 84, 90, 93, 96, 105, 108, 112, 118, 120, 124, 126, 128, 135, 140, 144, 155, 160, 168, 177, 180, 186, 189, 192, 210, 216, 217, 224, 236, 240, 248, 252, 270, 279, 280, 288, 295, 310, 315, 320, 336, 354, 360, 372, 378, 384, 413, 420, 432, 434, 448, 465, 472, 480, 496, 504, 531, 540, 558, 560, 576, 590, 620, 630, 640, 651, 672, 708, 720, 744, 756, 826, 837, 840, 864, 868, 885, 896, 930, 944, 945, 960, 992, 1008, 1062, 1080, 1085, 1116, 1120, 1152, 1180, 1239, 1240, 1260, 1302, 1344, 1395, 1416, 1440, 1488, 1512, 1593, 1652, 1674, 1680, 1728, 1736, 1770, 1829, 1860, 1888, 1890, 1920, 1953, 1984, 2016, 2065, 2124, 2160, 2170, 2232, 2240, 2360, 2478, 2480, 2520, 2604, 2655, 2688, 2790, 2832, 2880, 2976, 3024, 3186, 3255, 3304, 3348, 3360, 3456, 3472, 3540, 3658, 3717, 3720, 3776, 3780, 3906, 3968, 4032, 4130, 4185, 4248, 4320, 4340, 4464, 4480, 4720, 4956, 4960, 5040, 5208, 5310, 5487, 5580, 5664, 5760, 5859, 5952, 6048, 6195, 6372, 6510, 6608, 6696, 6720, 6944, 7080, 7316, 7434, 7440, 7552, 7560, 7812, 7965, 8064, 8260, 8370, 8496, 8640, 8680, 8928, 9145, 9440, 9765, 9912, 9920, 10080, 10416, 10620, 10974, 11151, 11160, 11328, 11718, 11904, 12096, 12390, 12744, 12803, 13020, 13216, 13392, 13440, 13888, 14160, 14632, 14868, 14880, 15120, 15624, 15930, 16461, 16520, 16740, 16992, 17280, 17360, 17856, 18290, 18585, 18880, 19530, 19824, 19840, 20160, 20832, 21240, 21948, 22302, 22320, 22656, 23436, 24192, 24780, 25488, 25606, 26040, 26432, 26784, 27435, 27776, 28320, 29264, 29295, 29736, 29760, 30240, 31248, 31860, 32922, 33040, 33480, 33984, 34720, 35712, 36580, 37170, 37760, 38409, 39060, 39648, 40320, 41664, 42480, 43896, 44604, 44640, 46872, 49383, 49560, 50976, 51212, 52080, 52864, 53568, 54870, 55755, 56640, 58528, 58590, 59472, 59520, 60480, 62496, 63720, 64015, 65844, 66080, 66960, 67968, 69440, 73160, 74340, 76818, 78120, 79296, 82305, 83328, 84960, 87792, 89208, 89280, 93744, 98766, 99120, 101952, 102424, 104160, 107136, 109740, 111510, 113280, 115227, 117056, 117180, 118944, 120960, 124992, 127440, 128030, 131688, 132160, 133920, 138880, 146320, 148680, 153636, 156240, 158592, 164610, 169920, 175584, 178416, 178560, 187488, 192045, 197532, 198240, 203904, 204848, 208320, 219480, 223020, 230454, 234112, 234360, 237888, 246915, 249984, 254880, 256060, 263376, 264320, 267840, 292640, 297360, 307272, 312480, 329220, 339840, 345681, 351168, 356832, 374976, 384090, 395064, 396480, 409696, 416640, 438960, 446040, 460908, 468720, 475776, 493830, 509760, 512120, 526752, 535680, 576135, 585280, 594720, 614544, 624960, 658440, 691362, 702336, 713664, 749952, 768180, 790128, 792960, 819392, 877920, 892080, 921816, 937440, 987660, 1019520, 1024240, 1053504, 1152270, 1170560, 1189440, 1229088, 1249920, 1316880, 1382724, 1427328, 1536360, 1580256, 1638784, 1728405, 1755840, 1784160, 1843632, 1874880, 1975320, 2048480, 2107008, 2304540, 2378880, 2458176, 2633760, 2765448, 3072720, 3160512, 3456810, 3511680, 3568320, 3687264, 3749760, 3950640, 4096960, 4609080, 4916352, 5267520, 5530896, 6145440, 6321024, 6913620, 7136640, 7374528, 7901280, 8193920, 9218160, 10535040, 11061792, 12290880, 13827240, 14749056, 15802560, 18436320, 22123584, 24581760, 27654480, 31605120, 36872640, 44247168, 55308960, 73745280, 110617920, 221235840]

約数ペア:

[(1, 221235840), (2, 110617920), (3, 73745280), (4, 55308960), (5, 44247168), (6, 36872640), (7, 31605120), (8, 27654480), (9, 24581760), (10, 22123584), (12, 18436320), (14, 15802560), (15, 14749056), (16, 13827240), (18, 12290880), (20, 11061792), (21, 10535040), (24, 9218160), (27, 8193920), (28, 7901280), (30, 7374528), (31, 7136640), (32, 6913620), (35, 6321024), (36, 6145440), (40, 5530896), (42, 5267520), (45, 4916352), (48, 4609080), (54, 4096960), (56, 3950640), (59, 3749760), (60, 3687264), (62, 3568320), (63, 3511680), (64, 3456810), (70, 3160512), (72, 3072720), (80, 2765448), (84, 2633760), (90, 2458176), (93, 2378880), (96, 2304540), (105, 2107008), (108, 2048480), (112, 1975320), (118, 1874880), (120, 1843632), (124, 1784160), (126, 1755840), (128, 1728405), (135, 1638784), (140, 1580256), (144, 1536360), (155, 1427328), (160, 1382724), (168, 1316880), (177, 1249920), (180, 1229088), (186, 1189440), (189, 1170560), (192, 1152270), (210, 1053504), (216, 1024240), (217, 1019520), (224, 987660), (236, 937440), (240, 921816), (248, 892080), (252, 877920), (270, 819392), (279, 792960), (280, 790128), (288, 768180), (295, 749952), (310, 713664), (315, 702336), (320, 691362), (336, 658440), (354, 624960), (360, 614544), (372, 594720), (378, 585280), (384, 576135), (413, 535680), (420, 526752), (432, 512120), (434, 509760), (448, 493830), (465, 475776), (472, 468720), (480, 460908), (496, 446040), (504, 438960), (531, 416640), (540, 409696), (558, 396480), (560, 395064), (576, 384090), (590, 374976), (620, 356832), (630, 351168), (640, 345681), (651, 339840), (672, 329220), (708, 312480), (720, 307272), (744, 297360), (756, 292640), (826, 267840), (837, 264320), (840, 263376), (864, 256060), (868, 254880), (885, 249984), (896, 246915), (930, 237888), (944, 234360), (945, 234112), (960, 230454), (992, 223020), (1008, 219480), (1062, 208320), (1080, 204848), (1085, 203904), (1116, 198240), (1120, 197532), (1152, 192045), (1180, 187488), (1239, 178560), (1240, 178416), (1260, 175584), (1302, 169920), (1344, 164610), (1395, 158592), (1416, 156240), (1440, 153636), (1488, 148680), (1512, 146320), (1593, 138880), (1652, 133920), (1674, 132160), (1680, 131688), (1728, 128030), (1736, 127440), (1770, 124992), (1829, 120960), (1860, 118944), (1888, 117180), (1890, 117056), (1920, 115227), (1953, 113280), (1984, 111510), (2016, 109740), (2065, 107136), (2124, 104160), (2160, 102424), (2170, 101952), (2232, 99120), (2240, 98766), (2360, 93744), (2478, 89280), (2480, 89208), (2520, 87792), (2604, 84960), (2655, 83328), (2688, 82305), (2790, 79296), (2832, 78120), (2880, 76818), (2976, 74340), (3024, 73160), (3186, 69440), (3255, 67968), (3304, 66960), (3348, 66080), (3360, 65844), (3456, 64015), (3472, 63720), (3540, 62496), (3658, 60480), (3717, 59520), (3720, 59472), (3776, 58590), (3780, 58528), (3906, 56640), (3968, 55755), (4032, 54870), (4130, 53568), (4185, 52864), (4248, 52080), (4320, 51212), (4340, 50976), (4464, 49560), (4480, 49383), (4720, 46872), (4956, 44640), (4960, 44604), (5040, 43896), (5208, 42480), (5310, 41664), (5487, 40320), (5580, 39648), (5664, 39060), (5760, 38409), (5859, 37760), (5952, 37170), (6048, 36580), (6195, 35712), (6372, 34720), (6510, 33984), (6608, 33480), (6696, 33040), (6720, 32922), (6944, 31860), (7080, 31248), (7316, 30240), (7434, 29760), (7440, 29736), (7552, 29295), (7560, 29264), (7812, 28320), (7965, 27776), (8064, 27435), (8260, 26784), (8370, 26432), (8496, 26040), (8640, 25606), (8680, 25488), (8928, 24780), (9145, 24192), (9440, 23436), (9765, 22656), (9912, 22320), (9920, 22302), (10080, 21948), (10416, 21240), (10620, 20832), (10974, 20160), (11151, 19840), (11160, 19824), (11328, 19530), (11718, 18880), (11904, 18585), (12096, 18290), (12390, 17856), (12744, 17360), (12803, 17280), (13020, 16992), (13216, 16740), (13392, 16520), (13440, 16461), (13888, 15930), (14160, 15624), (14632, 15120), (14868, 14880)]