399814272

素因数分解:

$2^7\times 3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{809}}^1$

素因数の和:856

約数の個数: 256

約数和(自身を含む): 1388016000

約数和(自身を除く): 988201728

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 13, 16, 18, 22, 24, 26, 27, 32, 33, 36, 39, 44, 48, 52, 54, 64, 66, 72, 78, 88, 96, 99, 104, 108, 117, 128, 132, 143, 144, 156, 176, 192, 198, 208, 216, 234, 264, 286, 288, 297, 312, 351, 352, 384, 396, 416, 429, 432, 468, 528, 572, 576, 594, 624, 702, 704, 792, 809, 832, 858, 864, 936, 1056, 1144, 1152, 1188, 1248, 1287, 1404, 1408, 1584, 1618, 1664, 1716, 1728, 1872, 2112, 2288, 2376, 2427, 2496, 2574, 2808, 3168, 3236, 3432, 3456, 3744, 3861, 4224, 4576, 4752, 4854, 4992, 5148, 5616, 6336, 6472, 6864, 7281, 7488, 7722, 8899, 9152, 9504, 9708, 10296, 10517, 11232, 12672, 12944, 13728, 14562, 14976, 15444, 17798, 18304, 19008, 19416, 20592, 21034, 21843, 22464, 25888, 26697, 27456, 29124, 30888, 31551, 35596, 38016, 38832, 41184, 42068, 43686, 44928, 51776, 53394, 54912, 58248, 61776, 63102, 71192, 77664, 80091, 82368, 84136, 87372, 94653, 103552, 106788, 115687, 116496, 123552, 126204, 142384, 155328, 160182, 164736, 168272, 174744, 189306, 213576, 231374, 232992, 240273, 247104, 252408, 283959, 284768, 310656, 320364, 336544, 347061, 349488, 378612, 427152, 462748, 465984, 480546, 494208, 504816, 567918, 569536, 640728, 673088, 694122, 698976, 757224, 854304, 925496, 931968, 961092, 1009632, 1041183, 1135836, 1139072, 1281456, 1346176, 1388244, 1397952, 1514448, 1708608, 1850992, 1922184, 2019264, 2082366, 2271672, 2562912, 2776488, 2795904, 3028896, 3123549, 3417216, 3701984, 3844368, 4038528, 4164732, 4543344, 5125824, 5552976, 6057792, 6247098, 7403968, 7688736, 8329464, 9086688, 10251648, 11105952, 12115584, 12494196, 14807936, 15377472, 16658928, 18173376, 22211904, 24988392, 30754944, 33317856, 36346752, 44423808, 49976784, 66635712, 99953568, 133271424, 199907136, 399814272]

約数ペア:

[(1, 399814272), (2, 199907136), (3, 133271424), (4, 99953568), (6, 66635712), (8, 49976784), (9, 44423808), (11, 36346752), (12, 33317856), (13, 30754944), (16, 24988392), (18, 22211904), (22, 18173376), (24, 16658928), (26, 15377472), (27, 14807936), (32, 12494196), (33, 12115584), (36, 11105952), (39, 10251648), (44, 9086688), (48, 8329464), (52, 7688736), (54, 7403968), (64, 6247098), (66, 6057792), (72, 5552976), (78, 5125824), (88, 4543344), (96, 4164732), (99, 4038528), (104, 3844368), (108, 3701984), (117, 3417216), (128, 3123549), (132, 3028896), (143, 2795904), (144, 2776488), (156, 2562912), (176, 2271672), (192, 2082366), (198, 2019264), (208, 1922184), (216, 1850992), (234, 1708608), (264, 1514448), (286, 1397952), (288, 1388244), (297, 1346176), (312, 1281456), (351, 1139072), (352, 1135836), (384, 1041183), (396, 1009632), (416, 961092), (429, 931968), (432, 925496), (468, 854304), (528, 757224), (572, 698976), (576, 694122), (594, 673088), (624, 640728), (702, 569536), (704, 567918), (792, 504816), (809, 494208), (832, 480546), (858, 465984), (864, 462748), (936, 427152), (1056, 378612), (1144, 349488), (1152, 347061), (1188, 336544), (1248, 320364), (1287, 310656), (1404, 284768), (1408, 283959), (1584, 252408), (1618, 247104), (1664, 240273), (1716, 232992), (1728, 231374), (1872, 213576), (2112, 189306), (2288, 174744), (2376, 168272), (2427, 164736), (2496, 160182), (2574, 155328), (2808, 142384), (3168, 126204), (3236, 123552), (3432, 116496), (3456, 115687), (3744, 106788), (3861, 103552), (4224, 94653), (4576, 87372), (4752, 84136), (4854, 82368), (4992, 80091), (5148, 77664), (5616, 71192), (6336, 63102), (6472, 61776), (6864, 58248), (7281, 54912), (7488, 53394), (7722, 51776), (8899, 44928), (9152, 43686), (9504, 42068), (9708, 41184), (10296, 38832), (10517, 38016), (11232, 35596), (12672, 31551), (12944, 30888), (13728, 29124), (14562, 27456), (14976, 26697), (15444, 25888), (17798, 22464), (18304, 21843), (19008, 21034), (19416, 20592)]