1948770720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5479}}^1$

素因数の和:5532

約数の個数: 288

約数和(自身を含む): 7540041600

約数和(自身を除く): 5591270880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 19, 20, 24, 26, 30, 32, 36, 38, 39, 40, 45, 48, 52, 57, 60, 65, 72, 76, 78, 80, 90, 95, 96, 104, 114, 117, 120, 130, 144, 152, 156, 160, 171, 180, 190, 195, 208, 228, 234, 240, 247, 260, 285, 288, 304, 312, 342, 360, 380, 390, 416, 456, 468, 480, 494, 520, 570, 585, 608, 624, 684, 720, 741, 760, 780, 855, 912, 936, 988, 1040, 1140, 1170, 1235, 1248, 1368, 1440, 1482, 1520, 1560, 1710, 1824, 1872, 1976, 2080, 2223, 2280, 2340, 2470, 2736, 2964, 3040, 3120, 3420, 3705, 3744, 3952, 4446, 4560, 4680, 4940, 5472, 5479, 5928, 6240, 6840, 7410, 7904, 8892, 9120, 9360, 9880, 10958, 11115, 11856, 13680, 14820, 16437, 17784, 18720, 19760, 21916, 22230, 23712, 27360, 27395, 29640, 32874, 35568, 39520, 43832, 44460, 49311, 54790, 59280, 65748, 71136, 71227, 82185, 87664, 88920, 98622, 104101, 109580, 118560, 131496, 142454, 164370, 175328, 177840, 197244, 208202, 213681, 219160, 246555, 262992, 284908, 312303, 328740, 355680, 356135, 394488, 416404, 427362, 438320, 493110, 520505, 525984, 569816, 624606, 641043, 657480, 712270, 788976, 832808, 854724, 876640, 936909, 986220, 1041010, 1068405, 1139632, 1249212, 1282086, 1314960, 1353313, 1424540, 1561515, 1577952, 1665616, 1709448, 1873818, 1972440, 2082020, 2136810, 2279264, 2498424, 2564172, 2629920, 2706626, 2849080, 3123030, 3205215, 3331232, 3418896, 3747636, 3944880, 4059939, 4164040, 4273620, 4684545, 4996848, 5128344, 5413252, 5698160, 6246060, 6410430, 6766565, 6837792, 7495272, 7889760, 8119878, 8328080, 8547240, 9369090, 9993696, 10256688, 10826504, 11396320, 12179817, 12492120, 12820860, 13533130, 14990544, 16239756, 16656160, 17094480, 18738180, 20299695, 20513376, 21653008, 24359634, 24984240, 25641720, 27066260, 29981088, 32479512, 34188960, 37476360, 40599390, 43306016, 48719268, 49968480, 51283440, 54132520, 60899085, 64959024, 74952720, 81198780, 97438536, 102566880, 108265040, 121798170, 129918048, 149905440, 162397560, 194877072, 216530080, 243596340, 324795120, 389754144, 487192680, 649590240, 974385360, 1948770720]

約数ペア:

[(1, 1948770720), (2, 974385360), (3, 649590240), (4, 487192680), (5, 389754144), (6, 324795120), (8, 243596340), (9, 216530080), (10, 194877072), (12, 162397560), (13, 149905440), (15, 129918048), (16, 121798170), (18, 108265040), (19, 102566880), (20, 97438536), (24, 81198780), (26, 74952720), (30, 64959024), (32, 60899085), (36, 54132520), (38, 51283440), (39, 49968480), (40, 48719268), (45, 43306016), (48, 40599390), (52, 37476360), (57, 34188960), (60, 32479512), (65, 29981088), (72, 27066260), (76, 25641720), (78, 24984240), (80, 24359634), (90, 21653008), (95, 20513376), (96, 20299695), (104, 18738180), (114, 17094480), (117, 16656160), (120, 16239756), (130, 14990544), (144, 13533130), (152, 12820860), (156, 12492120), (160, 12179817), (171, 11396320), (180, 10826504), (190, 10256688), (195, 9993696), (208, 9369090), (228, 8547240), (234, 8328080), (240, 8119878), (247, 7889760), (260, 7495272), (285, 6837792), (288, 6766565), (304, 6410430), (312, 6246060), (342, 5698160), (360, 5413252), (380, 5128344), (390, 4996848), (416, 4684545), (456, 4273620), (468, 4164040), (480, 4059939), (494, 3944880), (520, 3747636), (570, 3418896), (585, 3331232), (608, 3205215), (624, 3123030), (684, 2849080), (720, 2706626), (741, 2629920), (760, 2564172), (780, 2498424), (855, 2279264), (912, 2136810), (936, 2082020), (988, 1972440), (1040, 1873818), (1140, 1709448), (1170, 1665616), (1235, 1577952), (1248, 1561515), (1368, 1424540), (1440, 1353313), (1482, 1314960), (1520, 1282086), (1560, 1249212), (1710, 1139632), (1824, 1068405), (1872, 1041010), (1976, 986220), (2080, 936909), (2223, 876640), (2280, 854724), (2340, 832808), (2470, 788976), (2736, 712270), (2964, 657480), (3040, 641043), (3120, 624606), (3420, 569816), (3705, 525984), (3744, 520505), (3952, 493110), (4446, 438320), (4560, 427362), (4680, 416404), (4940, 394488), (5472, 356135), (5479, 355680), (5928, 328740), (6240, 312303), (6840, 284908), (7410, 262992), (7904, 246555), (8892, 219160), (9120, 213681), (9360, 208202), (9880, 197244), (10958, 177840), (11115, 175328), (11856, 164370), (13680, 142454), (14820, 131496), (16437, 118560), (17784, 109580), (18720, 104101), (19760, 98622), (21916, 88920), (22230, 87664), (23712, 82185), (27360, 71227), (27395, 71136), (29640, 65748), (32874, 59280), (35568, 54790), (39520, 49311), (43832, 44460)]