20962305280

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1\times {\mathrm{271}}^1$

素因数の和:485

約数の個数: 288

約数和(自身を含む): 58843653120

約数和(自身を除く): 37881347840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 89, 97, 112, 128, 140, 160, 178, 194, 224, 256, 271, 280, 320, 356, 388, 445, 448, 485, 542, 560, 623, 640, 679, 712, 776, 890, 896, 970, 1084, 1120, 1246, 1280, 1355, 1358, 1424, 1552, 1780, 1792, 1897, 1940, 2168, 2240, 2492, 2710, 2716, 2848, 3104, 3115, 3395, 3560, 3794, 3880, 4336, 4480, 4984, 5420, 5432, 5696, 6208, 6230, 6790, 7120, 7588, 7760, 8633, 8672, 8960, 9485, 9968, 10840, 10864, 11392, 12416, 12460, 13580, 14240, 15176, 15520, 17266, 17344, 18970, 19936, 21680, 21728, 22784, 24119, 24832, 24920, 26287, 27160, 28480, 30352, 31040, 34532, 34688, 37940, 39872, 43165, 43360, 43456, 48238, 49840, 52574, 54320, 56960, 60431, 60704, 62080, 69064, 69376, 75880, 79744, 86330, 86720, 86912, 96476, 99680, 105148, 108640, 113920, 120595, 120862, 121408, 124160, 131435, 138128, 151760, 159488, 168833, 172660, 173440, 173824, 184009, 192952, 199360, 210296, 217280, 241190, 241724, 242816, 262870, 276256, 302155, 303520, 337666, 345320, 346880, 368018, 385904, 398720, 420592, 434560, 482380, 483448, 485632, 525740, 552512, 604310, 607040, 675332, 690640, 736036, 771808, 797440, 841184, 844165, 869120, 920045, 964760, 966896, 1051480, 1105024, 1208620, 1214080, 1350664, 1381280, 1472072, 1543616, 1682368, 1688330, 1840090, 1929520, 1933792, 2102960, 2210048, 2339543, 2417240, 2428160, 2701328, 2762560, 2944144, 3087232, 3364736, 3376660, 3680180, 3859040, 3867584, 4205920, 4679086, 4834480, 5402656, 5525120, 5888288, 6174464, 6729472, 6753320, 7360360, 7718080, 7735168, 8411840, 9358172, 9668960, 10805312, 11050240, 11697715, 11776576, 13506640, 14720720, 15436160, 15470336, 16376801, 16823680, 18716344, 19337920, 21610624, 23395430, 23553152, 27013280, 29441440, 30872320, 32753602, 33647360, 37432688, 38675840, 43221248, 46790860, 47106304, 54026560, 58882880, 65507204, 74865376, 77351680, 81884005, 93581720, 108053120, 117765760, 131014408, 149730752, 163768010, 187163440, 216106240, 235531520, 262028816, 299461504, 327536020, 374326880, 524057632, 598923008, 655072040, 748653760, 1048115264, 1310144080, 1497307520, 2096230528, 2620288160, 2994615040, 4192461056, 5240576320, 10481152640, 20962305280]

約数ペア:

[(1, 20962305280), (2, 10481152640), (4, 5240576320), (5, 4192461056), (7, 2994615040), (8, 2620288160), (10, 2096230528), (14, 1497307520), (16, 1310144080), (20, 1048115264), (28, 748653760), (32, 655072040), (35, 598923008), (40, 524057632), (56, 374326880), (64, 327536020), (70, 299461504), (80, 262028816), (89, 235531520), (97, 216106240), (112, 187163440), (128, 163768010), (140, 149730752), (160, 131014408), (178, 117765760), (194, 108053120), (224, 93581720), (256, 81884005), (271, 77351680), (280, 74865376), (320, 65507204), (356, 58882880), (388, 54026560), (445, 47106304), (448, 46790860), (485, 43221248), (542, 38675840), (560, 37432688), (623, 33647360), (640, 32753602), (679, 30872320), (712, 29441440), (776, 27013280), (890, 23553152), (896, 23395430), (970, 21610624), (1084, 19337920), (1120, 18716344), (1246, 16823680), (1280, 16376801), (1355, 15470336), (1358, 15436160), (1424, 14720720), (1552, 13506640), (1780, 11776576), (1792, 11697715), (1897, 11050240), (1940, 10805312), (2168, 9668960), (2240, 9358172), (2492, 8411840), (2710, 7735168), (2716, 7718080), (2848, 7360360), (3104, 6753320), (3115, 6729472), (3395, 6174464), (3560, 5888288), (3794, 5525120), (3880, 5402656), (4336, 4834480), (4480, 4679086), (4984, 4205920), (5420, 3867584), (5432, 3859040), (5696, 3680180), (6208, 3376660), (6230, 3364736), (6790, 3087232), (7120, 2944144), (7588, 2762560), (7760, 2701328), (8633, 2428160), (8672, 2417240), (8960, 2339543), (9485, 2210048), (9968, 2102960), (10840, 1933792), (10864, 1929520), (11392, 1840090), (12416, 1688330), (12460, 1682368), (13580, 1543616), (14240, 1472072), (15176, 1381280), (15520, 1350664), (17266, 1214080), (17344, 1208620), (18970, 1105024), (19936, 1051480), (21680, 966896), (21728, 964760), (22784, 920045), (24119, 869120), (24832, 844165), (24920, 841184), (26287, 797440), (27160, 771808), (28480, 736036), (30352, 690640), (31040, 675332), (34532, 607040), (34688, 604310), (37940, 552512), (39872, 525740), (43165, 485632), (43360, 483448), (43456, 482380), (48238, 434560), (49840, 420592), (52574, 398720), (54320, 385904), (56960, 368018), (60431, 346880), (60704, 345320), (62080, 337666), (69064, 303520), (69376, 302155), (75880, 276256), (79744, 262870), (86330, 242816), (86720, 241724), (86912, 241190), (96476, 217280), (99680, 210296), (105148, 199360), (108640, 192952), (113920, 184009), (120595, 173824), (120862, 173440), (121408, 172660), (124160, 168833), (131435, 159488), (138128, 151760)]