19447680

素因数分解:

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

素因数の和:1476

約数の個数: 128

約数和(自身を含む): 70894080

約数和(自身を除く): 51446400

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, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 840, 896, 960, 1120, 1344, 1447, 1680, 1920, 2240, 2688, 2894, 3360, 4341, 4480, 5788, 6720, 7235, 8682, 10129, 11576, 13440, 14470, 17364, 20258, 21705, 23152, 28940, 30387, 34728, 40516, 43410, 46304, 50645, 57880, 60774, 69456, 81032, 86820, 92608, 101290, 115760, 121548, 138912, 151935, 162064, 173640, 185216, 202580, 231520, 243096, 277824, 303870, 324128, 347280, 405160, 463040, 486192, 555648, 607740, 648256, 694560, 810320, 926080, 972384, 1215480, 1296512, 1389120, 1620640, 1944768, 2430960, 2778240, 3241280, 3889536, 4861920, 6482560, 9723840, 19447680]

約数ペア:

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