639185040

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{103}}^1$

素因数の和:168

約数の個数: 480

約数和(自身を含む): 2548765440

約数和(自身を除く): 1909580400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 17, 18, 20, 24, 26, 27, 30, 34, 36, 39, 40, 45, 48, 51, 52, 54, 60, 65, 68, 72, 78, 80, 85, 90, 102, 103, 104, 108, 117, 120, 130, 135, 136, 144, 153, 156, 169, 170, 180, 195, 204, 206, 208, 216, 221, 234, 240, 255, 260, 270, 272, 306, 309, 312, 338, 340, 351, 360, 390, 408, 412, 432, 442, 459, 468, 507, 510, 515, 520, 540, 585, 612, 618, 624, 663, 676, 680, 702, 720, 765, 780, 816, 824, 845, 884, 918, 927, 936, 1014, 1020, 1030, 1040, 1080, 1105, 1170, 1224, 1236, 1326, 1339, 1352, 1360, 1404, 1521, 1530, 1545, 1560, 1648, 1690, 1751, 1755, 1768, 1836, 1854, 1872, 1989, 2028, 2040, 2060, 2160, 2210, 2295, 2340, 2448, 2472, 2535, 2652, 2678, 2704, 2781, 2808, 2873, 3042, 3060, 3090, 3120, 3315, 3380, 3502, 3510, 3536, 3672, 3708, 3978, 4017, 4056, 4080, 4120, 4420, 4563, 4590, 4635, 4680, 4944, 5070, 5253, 5304, 5356, 5562, 5616, 5746, 5967, 6084, 6120, 6180, 6630, 6695, 6760, 7004, 7020, 7344, 7416, 7605, 7956, 8034, 8112, 8240, 8619, 8755, 8840, 9126, 9180, 9270, 9360, 9945, 10140, 10506, 10608, 10712, 11124, 11492, 11934, 12051, 12168, 12240, 12360, 13260, 13390, 13520, 13905, 14008, 14040, 14365, 14832, 15210, 15759, 15912, 16068, 17238, 17407, 17510, 17680, 18252, 18360, 18540, 19890, 20085, 20280, 21012, 21424, 22248, 22763, 22815, 22984, 23868, 24102, 24336, 24720, 25857, 26265, 26520, 26780, 27810, 28016, 28080, 28730, 29835, 30420, 31518, 31824, 32136, 34476, 34814, 35020, 36153, 36504, 36720, 37080, 39780, 40170, 40560, 42024, 43095, 44496, 45526, 45630, 45968, 47277, 47736, 48204, 51714, 52221, 52530, 53040, 53560, 55620, 57460, 59670, 60255, 60840, 63036, 64272, 68289, 68952, 69628, 70040, 72306, 73008, 74160, 77571, 78795, 79560, 80340, 84048, 86190, 87035, 91052, 91260, 94554, 95472, 96408, 103428, 104442, 105060, 107120, 111240, 113815, 114920, 119340, 120510, 121680, 126072, 129285, 136578, 137904, 139256, 140080, 144612, 155142, 156663, 157590, 159120, 160680, 172380, 174070, 180765, 182104, 182520, 189108, 192816, 204867, 206856, 208884, 210120, 222480, 227630, 229840, 236385, 238680, 241020, 252144, 258570, 261105, 273156, 278512, 289224, 295919, 310284, 313326, 315180, 321360, 341445, 344760, 348140, 361530, 364208, 365040, 378216, 387855, 409734, 413712, 417768, 420240, 455260, 469989, 472770, 477360, 482040, 517140, 522210, 546312, 578448, 591838, 614601, 620568, 626652, 630360, 682890, 689520, 696280, 723060, 756432, 775710, 783315, 819468, 835536, 887757, 910520, 939978, 945540, 964080, 1024335, 1034280, 1044420, 1092624, 1183676, 1229202, 1241136, 1253304, 1260720, 1365780, 1392560, 1446120, 1479595, 1551420, 1566630, 1638936, 1775514, 1821040, 1879956, 1891080, 2048670, 2068560, 2088840, 2349945, 2367352, 2458404, 2506608, 2663271, 2731560, 2892240, 2959190, 3073005, 3102840, 3133260, 3277872, 3551028, 3759912, 3782160, 4097340, 4177680, 4438785, 4699890, 4734704, 4916808, 5326542, 5463120, 5918380, 6146010, 6205680, 6266520, 7102056, 7519824, 7989813, 8194680, 8877570, 9399780, 9833616, 10653084, 11836760, 12292020, 12533040, 13316355, 14204112, 15979626, 16389360, 17755140, 18799560, 21306168, 23673520, 24584040, 26632710, 31959252, 35510280, 37599120, 39949065, 42612336, 49168080, 53265420, 63918504, 71020560, 79898130, 106530840, 127837008, 159796260, 213061680, 319592520, 639185040]

約数ペア:

[(1, 639185040), (2, 319592520), (3, 213061680), (4, 159796260), (5, 127837008), (6, 106530840), (8, 79898130), (9, 71020560), (10, 63918504), (12, 53265420), (13, 49168080), (15, 42612336), (16, 39949065), (17, 37599120), (18, 35510280), (20, 31959252), (24, 26632710), (26, 24584040), (27, 23673520), (30, 21306168), (34, 18799560), (36, 17755140), (39, 16389360), (40, 15979626), (45, 14204112), (48, 13316355), (51, 12533040), (52, 12292020), (54, 11836760), (60, 10653084), (65, 9833616), (68, 9399780), (72, 8877570), (78, 8194680), (80, 7989813), (85, 7519824), (90, 7102056), (102, 6266520), (103, 6205680), (104, 6146010), (108, 5918380), (117, 5463120), (120, 5326542), (130, 4916808), (135, 4734704), (136, 4699890), (144, 4438785), (153, 4177680), (156, 4097340), (169, 3782160), (170, 3759912), (180, 3551028), (195, 3277872), (204, 3133260), (206, 3102840), (208, 3073005), (216, 2959190), (221, 2892240), (234, 2731560), (240, 2663271), (255, 2506608), (260, 2458404), (270, 2367352), (272, 2349945), (306, 2088840), (309, 2068560), (312, 2048670), (338, 1891080), (340, 1879956), (351, 1821040), (360, 1775514), (390, 1638936), (408, 1566630), (412, 1551420), (432, 1479595), (442, 1446120), (459, 1392560), (468, 1365780), (507, 1260720), (510, 1253304), (515, 1241136), (520, 1229202), (540, 1183676), (585, 1092624), (612, 1044420), (618, 1034280), (624, 1024335), (663, 964080), (676, 945540), (680, 939978), (702, 910520), (720, 887757), (765, 835536), (780, 819468), (816, 783315), (824, 775710), (845, 756432), (884, 723060), (918, 696280), (927, 689520), (936, 682890), (1014, 630360), (1020, 626652), (1030, 620568), (1040, 614601), (1080, 591838), (1105, 578448), (1170, 546312), (1224, 522210), (1236, 517140), (1326, 482040), (1339, 477360), (1352, 472770), (1360, 469989), (1404, 455260), (1521, 420240), (1530, 417768), (1545, 413712), (1560, 409734), (1648, 387855), (1690, 378216), (1751, 365040), (1755, 364208), (1768, 361530), (1836, 348140), (1854, 344760), (1872, 341445), (1989, 321360), (2028, 315180), (2040, 313326), (2060, 310284), (2160, 295919), (2210, 289224), (2295, 278512), (2340, 273156), (2448, 261105), (2472, 258570), (2535, 252144), (2652, 241020), (2678, 238680), (2704, 236385), (2781, 229840), (2808, 227630), (2873, 222480), (3042, 210120), (3060, 208884), (3090, 206856), (3120, 204867), (3315, 192816), (3380, 189108), (3502, 182520), (3510, 182104), (3536, 180765), (3672, 174070), (3708, 172380), (3978, 160680), (4017, 159120), (4056, 157590), (4080, 156663), (4120, 155142), (4420, 144612), (4563, 140080), (4590, 139256), (4635, 137904), (4680, 136578), (4944, 129285), (5070, 126072), (5253, 121680), (5304, 120510), (5356, 119340), (5562, 114920), (5616, 113815), (5746, 111240), (5967, 107120), (6084, 105060), (6120, 104442), (6180, 103428), (6630, 96408), (6695, 95472), (6760, 94554), (7004, 91260), (7020, 91052), (7344, 87035), (7416, 86190), (7605, 84048), (7956, 80340), (8034, 79560), (8112, 78795), (8240, 77571), (8619, 74160), (8755, 73008), (8840, 72306), (9126, 70040), (9180, 69628), (9270, 68952), (9360, 68289), (9945, 64272), (10140, 63036), (10506, 60840), (10608, 60255), (10712, 59670), (11124, 57460), (11492, 55620), (11934, 53560), (12051, 53040), (12168, 52530), (12240, 52221), (12360, 51714), (13260, 48204), (13390, 47736), (13520, 47277), (13905, 45968), (14008, 45630), (14040, 45526), (14365, 44496), (14832, 43095), (15210, 42024), (15759, 40560), (15912, 40170), (16068, 39780), (17238, 37080), (17407, 36720), (17510, 36504), (17680, 36153), (18252, 35020), (18360, 34814), (18540, 34476), (19890, 32136), (20085, 31824), (20280, 31518), (21012, 30420), (21424, 29835), (22248, 28730), (22763, 28080), (22815, 28016), (22984, 27810), (23868, 26780), (24102, 26520), (24336, 26265), (24720, 25857)]