631159680

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{317}}^1$

素因数の和:417

約数の個数: 256

約数和(自身を含む): 2171914560

約数和(自身を除く): 1540754880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 61, 64, 68, 80, 85, 96, 102, 120, 122, 128, 136, 160, 170, 183, 192, 204, 240, 244, 255, 272, 305, 317, 320, 340, 366, 384, 408, 480, 488, 510, 544, 610, 634, 640, 680, 732, 816, 915, 951, 960, 976, 1020, 1037, 1088, 1220, 1268, 1360, 1464, 1585, 1632, 1830, 1902, 1920, 1952, 2040, 2074, 2176, 2440, 2536, 2720, 2928, 3111, 3170, 3264, 3660, 3804, 3904, 4080, 4148, 4755, 4880, 5072, 5185, 5389, 5440, 5856, 6222, 6340, 6528, 7320, 7608, 7808, 8160, 8296, 9510, 9760, 10144, 10370, 10778, 10880, 11712, 12444, 12680, 14640, 15216, 15555, 16167, 16320, 16592, 19020, 19337, 19520, 20288, 20740, 21556, 23424, 24888, 25360, 26945, 29280, 30432, 31110, 32334, 32640, 33184, 38040, 38674, 39040, 40576, 41480, 43112, 49776, 50720, 53890, 58011, 58560, 60864, 62220, 64668, 66368, 76080, 77348, 80835, 82960, 86224, 96685, 99552, 101440, 107780, 116022, 117120, 121728, 124440, 129336, 132736, 152160, 154696, 161670, 165920, 172448, 193370, 199104, 202880, 215560, 232044, 248880, 258672, 290055, 304320, 309392, 323340, 328729, 331840, 344896, 386740, 398208, 431120, 464088, 497760, 517344, 580110, 608640, 618784, 646680, 657458, 663680, 689792, 773480, 862240, 928176, 986187, 995520, 1034688, 1160220, 1237568, 1293360, 1314916, 1546960, 1643645, 1724480, 1856352, 1972374, 1991040, 2069376, 2320440, 2475136, 2586720, 2629832, 3093920, 3287290, 3448960, 3712704, 3944748, 4640880, 4930935, 5173440, 5259664, 6187840, 6574580, 7425408, 7889496, 9281760, 9861870, 10346880, 10519328, 12375680, 13149160, 15778992, 18563520, 19723740, 21038656, 26298320, 31557984, 37127040, 39447480, 42077312, 52596640, 63115968, 78894960, 105193280, 126231936, 157789920, 210386560, 315579840, 631159680]

約数ペア:

[(1, 631159680), (2, 315579840), (3, 210386560), (4, 157789920), (5, 126231936), (6, 105193280), (8, 78894960), (10, 63115968), (12, 52596640), (15, 42077312), (16, 39447480), (17, 37127040), (20, 31557984), (24, 26298320), (30, 21038656), (32, 19723740), (34, 18563520), (40, 15778992), (48, 13149160), (51, 12375680), (60, 10519328), (61, 10346880), (64, 9861870), (68, 9281760), (80, 7889496), (85, 7425408), (96, 6574580), (102, 6187840), (120, 5259664), (122, 5173440), (128, 4930935), (136, 4640880), (160, 3944748), (170, 3712704), (183, 3448960), (192, 3287290), (204, 3093920), (240, 2629832), (244, 2586720), (255, 2475136), (272, 2320440), (305, 2069376), (317, 1991040), (320, 1972374), (340, 1856352), (366, 1724480), (384, 1643645), (408, 1546960), (480, 1314916), (488, 1293360), (510, 1237568), (544, 1160220), (610, 1034688), (634, 995520), (640, 986187), (680, 928176), (732, 862240), (816, 773480), (915, 689792), (951, 663680), (960, 657458), (976, 646680), (1020, 618784), (1037, 608640), (1088, 580110), (1220, 517344), (1268, 497760), (1360, 464088), (1464, 431120), (1585, 398208), (1632, 386740), (1830, 344896), (1902, 331840), (1920, 328729), (1952, 323340), (2040, 309392), (2074, 304320), (2176, 290055), (2440, 258672), (2536, 248880), (2720, 232044), (2928, 215560), (3111, 202880), (3170, 199104), (3264, 193370), (3660, 172448), (3804, 165920), (3904, 161670), (4080, 154696), (4148, 152160), (4755, 132736), (4880, 129336), (5072, 124440), (5185, 121728), (5389, 117120), (5440, 116022), (5856, 107780), (6222, 101440), (6340, 99552), (6528, 96685), (7320, 86224), (7608, 82960), (7808, 80835), (8160, 77348), (8296, 76080), (9510, 66368), (9760, 64668), (10144, 62220), (10370, 60864), (10778, 58560), (10880, 58011), (11712, 53890), (12444, 50720), (12680, 49776), (14640, 43112), (15216, 41480), (15555, 40576), (16167, 39040), (16320, 38674), (16592, 38040), (19020, 33184), (19337, 32640), (19520, 32334), (20288, 31110), (20740, 30432), (21556, 29280), (23424, 26945), (24888, 25360)]