1990868544

素因数分解:

$2^6\times 3^4\times 7^1\times {\mathrm{83}}^1\times {\mathrm{661}}^1$

素因数の和:775

約数の個数: 280

約数和(自身を含む): 6836225088

約数和(自身を除く): 4845356544

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 64, 72, 81, 83, 84, 96, 108, 112, 126, 144, 162, 166, 168, 189, 192, 216, 224, 249, 252, 288, 324, 332, 336, 378, 432, 448, 498, 504, 567, 576, 581, 648, 661, 664, 672, 747, 756, 864, 996, 1008, 1134, 1162, 1296, 1322, 1328, 1344, 1494, 1512, 1728, 1743, 1983, 1992, 2016, 2241, 2268, 2324, 2592, 2644, 2656, 2988, 3024, 3486, 3966, 3984, 4032, 4482, 4536, 4627, 4648, 5184, 5229, 5288, 5312, 5949, 5976, 6048, 6723, 6972, 7932, 7968, 8964, 9072, 9254, 9296, 10458, 10576, 11898, 11952, 12096, 13446, 13881, 13944, 15687, 15864, 15936, 17847, 17928, 18144, 18508, 18592, 20916, 21152, 23796, 23904, 26892, 27762, 27888, 31374, 31728, 35694, 35856, 36288, 37016, 37184, 41643, 41832, 42304, 47061, 47592, 47808, 53541, 53784, 54863, 55524, 55776, 62748, 63456, 71388, 71712, 74032, 83286, 83664, 94122, 95184, 107082, 107568, 109726, 111048, 111552, 124929, 125496, 126912, 142776, 143424, 148064, 164589, 166572, 167328, 188244, 190368, 214164, 215136, 219452, 222096, 249858, 250992, 285552, 296128, 329178, 333144, 334656, 374787, 376488, 380736, 384041, 428328, 430272, 438904, 444192, 493767, 499716, 501984, 571104, 658356, 666288, 749574, 752976, 768082, 856656, 877808, 888384, 987534, 999432, 1003968, 1142208, 1152123, 1316712, 1332576, 1481301, 1499148, 1505952, 1536164, 1713312, 1755616, 1975068, 1998864, 2304246, 2633424, 2665152, 2962602, 2998296, 3011904, 3072328, 3426624, 3456369, 3511232, 3950136, 3997728, 4443903, 4608492, 5266848, 5925204, 5996592, 6144656, 6912738, 7900272, 7995456, 8887806, 9216984, 10369107, 10533696, 11850408, 11993184, 12289312, 13825476, 15800544, 17775612, 18433968, 20738214, 23700816, 23986368, 24578624, 27650952, 31107321, 31601088, 35551224, 36867936, 41476428, 47401632, 55301904, 62214642, 71102448, 73735872, 82952856, 94803264, 110603808, 124429284, 142204896, 165905712, 221207616, 248858568, 284409792, 331811424, 497717136, 663622848, 995434272, 1990868544]

約数ペア:

[(1, 1990868544), (2, 995434272), (3, 663622848), (4, 497717136), (6, 331811424), (7, 284409792), (8, 248858568), (9, 221207616), (12, 165905712), (14, 142204896), (16, 124429284), (18, 110603808), (21, 94803264), (24, 82952856), (27, 73735872), (28, 71102448), (32, 62214642), (36, 55301904), (42, 47401632), (48, 41476428), (54, 36867936), (56, 35551224), (63, 31601088), (64, 31107321), (72, 27650952), (81, 24578624), (83, 23986368), (84, 23700816), (96, 20738214), (108, 18433968), (112, 17775612), (126, 15800544), (144, 13825476), (162, 12289312), (166, 11993184), (168, 11850408), (189, 10533696), (192, 10369107), (216, 9216984), (224, 8887806), (249, 7995456), (252, 7900272), (288, 6912738), (324, 6144656), (332, 5996592), (336, 5925204), (378, 5266848), (432, 4608492), (448, 4443903), (498, 3997728), (504, 3950136), (567, 3511232), (576, 3456369), (581, 3426624), (648, 3072328), (661, 3011904), (664, 2998296), (672, 2962602), (747, 2665152), (756, 2633424), (864, 2304246), (996, 1998864), (1008, 1975068), (1134, 1755616), (1162, 1713312), (1296, 1536164), (1322, 1505952), (1328, 1499148), (1344, 1481301), (1494, 1332576), (1512, 1316712), (1728, 1152123), (1743, 1142208), (1983, 1003968), (1992, 999432), (2016, 987534), (2241, 888384), (2268, 877808), (2324, 856656), (2592, 768082), (2644, 752976), (2656, 749574), (2988, 666288), (3024, 658356), (3486, 571104), (3966, 501984), (3984, 499716), (4032, 493767), (4482, 444192), (4536, 438904), (4627, 430272), (4648, 428328), (5184, 384041), (5229, 380736), (5288, 376488), (5312, 374787), (5949, 334656), (5976, 333144), (6048, 329178), (6723, 296128), (6972, 285552), (7932, 250992), (7968, 249858), (8964, 222096), (9072, 219452), (9254, 215136), (9296, 214164), (10458, 190368), (10576, 188244), (11898, 167328), (11952, 166572), (12096, 164589), (13446, 148064), (13881, 143424), (13944, 142776), (15687, 126912), (15864, 125496), (15936, 124929), (17847, 111552), (17928, 111048), (18144, 109726), (18508, 107568), (18592, 107082), (20916, 95184), (21152, 94122), (23796, 83664), (23904, 83286), (26892, 74032), (27762, 71712), (27888, 71388), (31374, 63456), (31728, 62748), (35694, 55776), (35856, 55524), (36288, 54863), (37016, 53784), (37184, 53541), (41643, 47808), (41832, 47592), (42304, 47061)]