1991877888

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2591}}^1$

素因数の和:2641

約数の個数: 288

約数和(自身を含む): 7120576512

約数和(自身を除く): 5128698624

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 13, 14, 16, 21, 22, 24, 26, 28, 32, 33, 39, 42, 44, 48, 52, 56, 64, 66, 77, 78, 84, 88, 91, 96, 104, 112, 128, 132, 143, 154, 156, 168, 176, 182, 192, 208, 224, 231, 256, 264, 273, 286, 308, 312, 336, 352, 364, 384, 416, 429, 448, 462, 528, 546, 572, 616, 624, 672, 704, 728, 768, 832, 858, 896, 924, 1001, 1056, 1092, 1144, 1232, 1248, 1344, 1408, 1456, 1664, 1716, 1792, 1848, 2002, 2112, 2184, 2288, 2464, 2496, 2591, 2688, 2816, 2912, 3003, 3328, 3432, 3696, 4004, 4224, 4368, 4576, 4928, 4992, 5182, 5376, 5824, 6006, 6864, 7392, 7773, 8008, 8448, 8736, 9152, 9856, 9984, 10364, 11648, 12012, 13728, 14784, 15546, 16016, 17472, 18137, 18304, 19712, 20728, 23296, 24024, 27456, 28501, 29568, 31092, 32032, 33683, 34944, 36274, 36608, 41456, 48048, 54411, 54912, 57002, 59136, 62184, 64064, 67366, 69888, 72548, 82912, 85503, 96096, 101049, 108822, 109824, 114004, 124368, 128128, 134732, 145096, 165824, 171006, 192192, 199507, 202098, 217644, 228008, 235781, 248736, 256256, 269464, 290192, 331648, 342012, 370513, 384384, 399014, 404196, 435288, 456016, 471562, 497472, 538928, 580384, 598521, 663296, 684024, 707343, 741026, 768768, 798028, 808392, 870576, 912032, 943124, 994944, 1077856, 1111539, 1160768, 1197042, 1368048, 1414686, 1482052, 1596056, 1616784, 1741152, 1824064, 1886248, 1989888, 2155712, 2223078, 2321536, 2394084, 2593591, 2736096, 2829372, 2964104, 3192112, 3233568, 3482304, 3648128, 3772496, 4311424, 4446156, 4643072, 4788168, 5187182, 5472192, 5658744, 5928208, 6384224, 6467136, 6964608, 7296256, 7544992, 7780773, 8622848, 8892312, 9576336, 10374364, 10944384, 11317488, 11856416, 12768448, 12934272, 13929216, 15089984, 15561546, 17784624, 19152672, 20748728, 21888768, 22634976, 23712832, 25536896, 25868544, 30179968, 31123092, 35569248, 38305344, 41497456, 45269952, 47425664, 51073792, 60359936, 62246184, 71138496, 76610688, 82994912, 90539904, 94851328, 124492368, 142276992, 153221376, 165989824, 181079808, 248984736, 284553984, 331979648, 497969472, 663959296, 995938944, 1991877888]

約数ペア:

[(1, 1991877888), (2, 995938944), (3, 663959296), (4, 497969472), (6, 331979648), (7, 284553984), (8, 248984736), (11, 181079808), (12, 165989824), (13, 153221376), (14, 142276992), (16, 124492368), (21, 94851328), (22, 90539904), (24, 82994912), (26, 76610688), (28, 71138496), (32, 62246184), (33, 60359936), (39, 51073792), (42, 47425664), (44, 45269952), (48, 41497456), (52, 38305344), (56, 35569248), (64, 31123092), (66, 30179968), (77, 25868544), (78, 25536896), (84, 23712832), (88, 22634976), (91, 21888768), (96, 20748728), (104, 19152672), (112, 17784624), (128, 15561546), (132, 15089984), (143, 13929216), (154, 12934272), (156, 12768448), (168, 11856416), (176, 11317488), (182, 10944384), (192, 10374364), (208, 9576336), (224, 8892312), (231, 8622848), (256, 7780773), (264, 7544992), (273, 7296256), (286, 6964608), (308, 6467136), (312, 6384224), (336, 5928208), (352, 5658744), (364, 5472192), (384, 5187182), (416, 4788168), (429, 4643072), (448, 4446156), (462, 4311424), (528, 3772496), (546, 3648128), (572, 3482304), (616, 3233568), (624, 3192112), (672, 2964104), (704, 2829372), (728, 2736096), (768, 2593591), (832, 2394084), (858, 2321536), (896, 2223078), (924, 2155712), (1001, 1989888), (1056, 1886248), (1092, 1824064), (1144, 1741152), (1232, 1616784), (1248, 1596056), (1344, 1482052), (1408, 1414686), (1456, 1368048), (1664, 1197042), (1716, 1160768), (1792, 1111539), (1848, 1077856), (2002, 994944), (2112, 943124), (2184, 912032), (2288, 870576), (2464, 808392), (2496, 798028), (2591, 768768), (2688, 741026), (2816, 707343), (2912, 684024), (3003, 663296), (3328, 598521), (3432, 580384), (3696, 538928), (4004, 497472), (4224, 471562), (4368, 456016), (4576, 435288), (4928, 404196), (4992, 399014), (5182, 384384), (5376, 370513), (5824, 342012), (6006, 331648), (6864, 290192), (7392, 269464), (7773, 256256), (8008, 248736), (8448, 235781), (8736, 228008), (9152, 217644), (9856, 202098), (9984, 199507), (10364, 192192), (11648, 171006), (12012, 165824), (13728, 145096), (14784, 134732), (15546, 128128), (16016, 124368), (17472, 114004), (18137, 109824), (18304, 108822), (19712, 101049), (20728, 96096), (23296, 85503), (24024, 82912), (27456, 72548), (28501, 69888), (29568, 67366), (31092, 64064), (32032, 62184), (33683, 59136), (34944, 57002), (36274, 54912), (36608, 54411), (41456, 48048)]