1420688640

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{3109}}^1$

素因数の和:3157

約数の個数: 288

約数和(自身を含む): 5492309760

約数和(自身を除く): 4071621120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 20, 21, 24, 28, 30, 32, 34, 35, 40, 42, 48, 51, 56, 60, 64, 68, 70, 80, 84, 85, 96, 102, 105, 112, 119, 120, 128, 136, 140, 160, 168, 170, 192, 204, 210, 224, 238, 240, 255, 256, 272, 280, 320, 336, 340, 357, 384, 408, 420, 448, 476, 480, 510, 544, 560, 595, 640, 672, 680, 714, 768, 816, 840, 896, 952, 960, 1020, 1088, 1120, 1190, 1280, 1344, 1360, 1428, 1632, 1680, 1785, 1792, 1904, 1920, 2040, 2176, 2240, 2380, 2688, 2720, 2856, 3109, 3264, 3360, 3570, 3808, 3840, 4080, 4352, 4480, 4760, 5376, 5440, 5712, 6218, 6528, 6720, 7140, 7616, 8160, 8960, 9327, 9520, 10880, 11424, 12436, 13056, 13440, 14280, 15232, 15545, 16320, 18654, 19040, 21760, 21763, 22848, 24872, 26880, 28560, 30464, 31090, 32640, 37308, 38080, 43526, 45696, 46635, 49744, 52853, 57120, 62180, 65280, 65289, 74616, 76160, 87052, 91392, 93270, 99488, 105706, 108815, 114240, 124360, 130578, 149232, 152320, 158559, 174104, 186540, 198976, 211412, 217630, 228480, 248720, 261156, 264265, 298464, 317118, 326445, 348208, 369971, 373080, 397952, 422824, 435260, 456960, 497440, 522312, 528530, 596928, 634236, 652890, 696416, 739942, 746160, 792795, 795904, 845648, 870520, 994880, 1044624, 1057060, 1109913, 1193856, 1268472, 1305780, 1392832, 1479884, 1492320, 1585590, 1691296, 1741040, 1849855, 1989760, 2089248, 2114120, 2219826, 2387712, 2536944, 2611560, 2785664, 2959768, 2984640, 3171180, 3382592, 3482080, 3699710, 3979520, 4178496, 4228240, 4439652, 5073888, 5223120, 5549565, 5571328, 5919536, 5969280, 6342360, 6765184, 6964160, 7399420, 8356992, 8456480, 8879304, 10147776, 10446240, 11099130, 11839072, 11938560, 12684720, 13530368, 13928320, 14798840, 16713984, 16912960, 17758608, 20295552, 20892480, 22198260, 23678144, 25369440, 27856640, 29597680, 33825920, 35517216, 40591104, 41784960, 44396520, 47356288, 50738880, 59195360, 67651840, 71034432, 83569920, 88793040, 94712576, 101477760, 118390720, 142068864, 177586080, 202955520, 236781440, 284137728, 355172160, 473562880, 710344320, 1420688640]

約数ペア:

[(1, 1420688640), (2, 710344320), (3, 473562880), (4, 355172160), (5, 284137728), (6, 236781440), (7, 202955520), (8, 177586080), (10, 142068864), (12, 118390720), (14, 101477760), (15, 94712576), (16, 88793040), (17, 83569920), (20, 71034432), (21, 67651840), (24, 59195360), (28, 50738880), (30, 47356288), (32, 44396520), (34, 41784960), (35, 40591104), (40, 35517216), (42, 33825920), (48, 29597680), (51, 27856640), (56, 25369440), (60, 23678144), (64, 22198260), (68, 20892480), (70, 20295552), (80, 17758608), (84, 16912960), (85, 16713984), (96, 14798840), (102, 13928320), (105, 13530368), (112, 12684720), (119, 11938560), (120, 11839072), (128, 11099130), (136, 10446240), (140, 10147776), (160, 8879304), (168, 8456480), (170, 8356992), (192, 7399420), (204, 6964160), (210, 6765184), (224, 6342360), (238, 5969280), (240, 5919536), (255, 5571328), (256, 5549565), (272, 5223120), (280, 5073888), (320, 4439652), (336, 4228240), (340, 4178496), (357, 3979520), (384, 3699710), (408, 3482080), (420, 3382592), (448, 3171180), (476, 2984640), (480, 2959768), (510, 2785664), (544, 2611560), (560, 2536944), (595, 2387712), (640, 2219826), (672, 2114120), (680, 2089248), (714, 1989760), (768, 1849855), (816, 1741040), (840, 1691296), (896, 1585590), (952, 1492320), (960, 1479884), (1020, 1392832), (1088, 1305780), (1120, 1268472), (1190, 1193856), (1280, 1109913), (1344, 1057060), (1360, 1044624), (1428, 994880), (1632, 870520), (1680, 845648), (1785, 795904), (1792, 792795), (1904, 746160), (1920, 739942), (2040, 696416), (2176, 652890), (2240, 634236), (2380, 596928), (2688, 528530), (2720, 522312), (2856, 497440), (3109, 456960), (3264, 435260), (3360, 422824), (3570, 397952), (3808, 373080), (3840, 369971), (4080, 348208), (4352, 326445), (4480, 317118), (4760, 298464), (5376, 264265), (5440, 261156), (5712, 248720), (6218, 228480), (6528, 217630), (6720, 211412), (7140, 198976), (7616, 186540), (8160, 174104), (8960, 158559), (9327, 152320), (9520, 149232), (10880, 130578), (11424, 124360), (12436, 114240), (13056, 108815), (13440, 105706), (14280, 99488), (15232, 93270), (15545, 91392), (16320, 87052), (18654, 76160), (19040, 74616), (21760, 65289), (21763, 65280), (22848, 62180), (24872, 57120), (26880, 52853), (28560, 49744), (30464, 46635), (31090, 45696), (32640, 43526), (37308, 38080)]