77790720

素因数分解:

$2^9\times 3^1\times 5^1\times 7^1\times {\mathrm{1447}}^1$

素因数の和:1480

約数の個数: 160

約数和(自身を含む): 284410368

約数和(自身を除く): 206619648

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 512, 560, 640, 672, 768, 840, 896, 960, 1120, 1280, 1344, 1447, 1536, 1680, 1792, 1920, 2240, 2560, 2688, 2894, 3360, 3584, 3840, 4341, 4480, 5376, 5788, 6720, 7235, 7680, 8682, 8960, 10129, 10752, 11576, 13440, 14470, 17364, 17920, 20258, 21705, 23152, 26880, 28940, 30387, 34728, 40516, 43410, 46304, 50645, 53760, 57880, 60774, 69456, 81032, 86820, 92608, 101290, 115760, 121548, 138912, 151935, 162064, 173640, 185216, 202580, 231520, 243096, 277824, 303870, 324128, 347280, 370432, 405160, 463040, 486192, 555648, 607740, 648256, 694560, 740864, 810320, 926080, 972384, 1111296, 1215480, 1296512, 1389120, 1620640, 1852160, 1944768, 2222592, 2430960, 2593024, 2778240, 3241280, 3704320, 3889536, 4861920, 5186048, 5556480, 6482560, 7779072, 9723840, 11112960, 12965120, 15558144, 19447680, 25930240, 38895360, 77790720]

約数ペア:

[(1, 77790720), (2, 38895360), (3, 25930240), (4, 19447680), (5, 15558144), (6, 12965120), (7, 11112960), (8, 9723840), (10, 7779072), (12, 6482560), (14, 5556480), (15, 5186048), (16, 4861920), (20, 3889536), (21, 3704320), (24, 3241280), (28, 2778240), (30, 2593024), (32, 2430960), (35, 2222592), (40, 1944768), (42, 1852160), (48, 1620640), (56, 1389120), (60, 1296512), (64, 1215480), (70, 1111296), (80, 972384), (84, 926080), (96, 810320), (105, 740864), (112, 694560), (120, 648256), (128, 607740), (140, 555648), (160, 486192), (168, 463040), (192, 405160), (210, 370432), (224, 347280), (240, 324128), (256, 303870), (280, 277824), (320, 243096), (336, 231520), (384, 202580), (420, 185216), (448, 173640), (480, 162064), (512, 151935), (560, 138912), (640, 121548), (672, 115760), (768, 101290), (840, 92608), (896, 86820), (960, 81032), (1120, 69456), (1280, 60774), (1344, 57880), (1447, 53760), (1536, 50645), (1680, 46304), (1792, 43410), (1920, 40516), (2240, 34728), (2560, 30387), (2688, 28940), (2894, 26880), (3360, 23152), (3584, 21705), (3840, 20258), (4341, 17920), (4480, 17364), (5376, 14470), (5788, 13440), (6720, 11576), (7235, 10752), (7680, 10129), (8682, 8960)]