19910363760

素因数分解:

$2^4\times 3^4\times 5^1\times 7^1\times {\mathrm{438941}}^1$

素因数の和:438973

約数の個数: 200

約数和(自身を含む): 79030629216

約数和(自身を除く): 59120265456

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 81, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 162, 168, 180, 189, 210, 216, 240, 252, 270, 280, 315, 324, 336, 360, 378, 405, 420, 432, 504, 540, 560, 567, 630, 648, 720, 756, 810, 840, 945, 1008, 1080, 1134, 1260, 1296, 1512, 1620, 1680, 1890, 2160, 2268, 2520, 2835, 3024, 3240, 3780, 4536, 5040, 5670, 6480, 7560, 9072, 11340, 15120, 22680, 45360, 438941, 877882, 1316823, 1755764, 2194705, 2633646, 3072587, 3511528, 3950469, 4389410, 5267292, 6145174, 6584115, 7023056, 7900938, 8778820, 9217761, 10534584, 11851407, 12290348, 13168230, 15362935, 15801876, 17557640, 18435522, 19752345, 21069168, 23702814, 24580696, 26336460, 27653283, 30725870, 31603752, 35115280, 35554221, 36871044, 39504690, 46088805, 47405628, 49161392, 52672920, 55306566, 59257035, 61451740, 63207504, 71108442, 73742088, 79009380, 82959849, 92177610, 94811256, 105345840, 110613132, 118514070, 122903480, 138266415, 142216884, 147484176, 158018760, 165919698, 177771105, 184355220, 189622512, 221226264, 237028140, 245806960, 248879547, 276532830, 284433768, 316037520, 331839396, 355542210, 368710440, 414799245, 442452528, 474056280, 497759094, 553065660, 568867536, 663678792, 711084420, 737420880, 829598490, 948112560, 995518188, 1106131320, 1244397735, 1327357584, 1422168840, 1659196980, 1991036376, 2212262640, 2488795470, 2844337680, 3318393960, 3982072752, 4977590940, 6636787920, 9955181880, 19910363760]

約数ペア:

[(1, 19910363760), (2, 9955181880), (3, 6636787920), (4, 4977590940), (5, 3982072752), (6, 3318393960), (7, 2844337680), (8, 2488795470), (9, 2212262640), (10, 1991036376), (12, 1659196980), (14, 1422168840), (15, 1327357584), (16, 1244397735), (18, 1106131320), (20, 995518188), (21, 948112560), (24, 829598490), (27, 737420880), (28, 711084420), (30, 663678792), (35, 568867536), (36, 553065660), (40, 497759094), (42, 474056280), (45, 442452528), (48, 414799245), (54, 368710440), (56, 355542210), (60, 331839396), (63, 316037520), (70, 284433768), (72, 276532830), (80, 248879547), (81, 245806960), (84, 237028140), (90, 221226264), (105, 189622512), (108, 184355220), (112, 177771105), (120, 165919698), (126, 158018760), (135, 147484176), (140, 142216884), (144, 138266415), (162, 122903480), (168, 118514070), (180, 110613132), (189, 105345840), (210, 94811256), (216, 92177610), (240, 82959849), (252, 79009380), (270, 73742088), (280, 71108442), (315, 63207504), (324, 61451740), (336, 59257035), (360, 55306566), (378, 52672920), (405, 49161392), (420, 47405628), (432, 46088805), (504, 39504690), (540, 36871044), (560, 35554221), (567, 35115280), (630, 31603752), (648, 30725870), (720, 27653283), (756, 26336460), (810, 24580696), (840, 23702814), (945, 21069168), (1008, 19752345), (1080, 18435522), (1134, 17557640), (1260, 15801876), (1296, 15362935), (1512, 13168230), (1620, 12290348), (1680, 11851407), (1890, 10534584), (2160, 9217761), (2268, 8778820), (2520, 7900938), (2835, 7023056), (3024, 6584115), (3240, 6145174), (3780, 5267292), (4536, 4389410), (5040, 3950469), (5670, 3511528), (6480, 3072587), (7560, 2633646), (9072, 2194705), (11340, 1755764), (15120, 1316823), (22680, 877882), (45360, 438941)]