856683856

素因数分解:

$2^4\times 7^2\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{199}}^1$

素因数の和:274

約数の個数: 180

約数和(自身を含む): 2169876000

約数和(自身を除く): 1313192144

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 19, 28, 34, 38, 49, 56, 68, 76, 98, 112, 119, 133, 136, 152, 196, 199, 238, 266, 272, 289, 304, 323, 392, 398, 476, 532, 578, 646, 784, 796, 833, 931, 952, 1064, 1156, 1292, 1393, 1592, 1666, 1862, 1904, 2023, 2128, 2261, 2312, 2584, 2786, 3184, 3332, 3383, 3724, 3781, 4046, 4522, 4624, 5168, 5491, 5572, 6664, 6766, 7448, 7562, 8092, 9044, 9751, 10982, 11144, 13328, 13532, 14161, 14896, 15124, 15827, 16184, 18088, 19502, 21964, 22288, 23681, 26467, 27064, 28322, 30248, 31654, 32368, 36176, 38437, 39004, 43928, 47362, 52934, 54128, 56644, 57511, 60496, 63308, 64277, 76874, 78008, 87856, 94724, 105868, 113288, 115022, 126616, 128554, 153748, 156016, 165767, 185269, 189448, 211736, 226576, 230044, 253232, 257108, 269059, 307496, 331534, 370538, 378896, 402577, 423472, 449939, 460088, 514216, 538118, 614992, 663068, 741076, 805154, 899878, 920176, 1028432, 1076236, 1092709, 1326136, 1482152, 1610308, 1799756, 2152472, 2185418, 2652272, 2818039, 2964304, 3149573, 3220616, 3599512, 4304944, 4370836, 5636078, 6299146, 6441232, 7199024, 7648963, 8741672, 11272156, 12598292, 15297926, 17483344, 22544312, 25196584, 30595852, 45088624, 50393168, 53542741, 61191704, 107085482, 122383408, 214170964, 428341928, 856683856]

約数ペア:

[(1, 856683856), (2, 428341928), (4, 214170964), (7, 122383408), (8, 107085482), (14, 61191704), (16, 53542741), (17, 50393168), (19, 45088624), (28, 30595852), (34, 25196584), (38, 22544312), (49, 17483344), (56, 15297926), (68, 12598292), (76, 11272156), (98, 8741672), (112, 7648963), (119, 7199024), (133, 6441232), (136, 6299146), (152, 5636078), (196, 4370836), (199, 4304944), (238, 3599512), (266, 3220616), (272, 3149573), (289, 2964304), (304, 2818039), (323, 2652272), (392, 2185418), (398, 2152472), (476, 1799756), (532, 1610308), (578, 1482152), (646, 1326136), (784, 1092709), (796, 1076236), (833, 1028432), (931, 920176), (952, 899878), (1064, 805154), (1156, 741076), (1292, 663068), (1393, 614992), (1592, 538118), (1666, 514216), (1862, 460088), (1904, 449939), (2023, 423472), (2128, 402577), (2261, 378896), (2312, 370538), (2584, 331534), (2786, 307496), (3184, 269059), (3332, 257108), (3383, 253232), (3724, 230044), (3781, 226576), (4046, 211736), (4522, 189448), (4624, 185269), (5168, 165767), (5491, 156016), (5572, 153748), (6664, 128554), (6766, 126616), (7448, 115022), (7562, 113288), (8092, 105868), (9044, 94724), (9751, 87856), (10982, 78008), (11144, 76874), (13328, 64277), (13532, 63308), (14161, 60496), (14896, 57511), (15124, 56644), (15827, 54128), (16184, 52934), (18088, 47362), (19502, 43928), (21964, 39004), (22288, 38437), (23681, 36176), (26467, 32368), (27064, 31654), (28322, 30248)]