51561216

素因数分解:

$2^8\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1$

素因数の和:191

約数の個数: 216

約数和(自身を含む): 178563840

約数和(自身を除く): 127002624

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 23, 24, 28, 32, 36, 42, 46, 48, 56, 63, 64, 69, 72, 84, 92, 96, 112, 126, 128, 138, 139, 144, 161, 168, 184, 192, 207, 224, 252, 256, 276, 278, 288, 322, 336, 368, 384, 414, 417, 448, 483, 504, 552, 556, 576, 644, 672, 736, 768, 828, 834, 896, 966, 973, 1008, 1104, 1112, 1152, 1251, 1288, 1344, 1449, 1472, 1656, 1668, 1792, 1932, 1946, 2016, 2208, 2224, 2304, 2502, 2576, 2688, 2898, 2919, 2944, 3197, 3312, 3336, 3864, 3892, 4032, 4416, 4448, 5004, 5152, 5376, 5796, 5838, 5888, 6394, 6624, 6672, 7728, 7784, 8064, 8757, 8832, 8896, 9591, 10008, 10304, 11592, 11676, 12788, 13248, 13344, 15456, 15568, 16128, 17514, 17664, 17792, 19182, 20016, 20608, 22379, 23184, 23352, 25576, 26496, 26688, 28773, 30912, 31136, 35028, 35584, 38364, 40032, 41216, 44758, 46368, 46704, 51152, 52992, 53376, 57546, 61824, 62272, 67137, 70056, 76728, 80064, 89516, 92736, 93408, 102304, 106752, 115092, 123648, 124544, 134274, 140112, 153456, 160128, 179032, 185472, 186816, 201411, 204608, 230184, 249088, 268548, 280224, 306912, 320256, 358064, 370944, 373632, 402822, 409216, 460368, 537096, 560448, 613824, 716128, 747264, 805644, 818432, 920736, 1074192, 1120896, 1227648, 1432256, 1611288, 1841472, 2148384, 2241792, 2455296, 2864512, 3222576, 3682944, 4296768, 5729024, 6445152, 7365888, 8593536, 12890304, 17187072, 25780608, 51561216]

約数ペア:

[(1, 51561216), (2, 25780608), (3, 17187072), (4, 12890304), (6, 8593536), (7, 7365888), (8, 6445152), (9, 5729024), (12, 4296768), (14, 3682944), (16, 3222576), (18, 2864512), (21, 2455296), (23, 2241792), (24, 2148384), (28, 1841472), (32, 1611288), (36, 1432256), (42, 1227648), (46, 1120896), (48, 1074192), (56, 920736), (63, 818432), (64, 805644), (69, 747264), (72, 716128), (84, 613824), (92, 560448), (96, 537096), (112, 460368), (126, 409216), (128, 402822), (138, 373632), (139, 370944), (144, 358064), (161, 320256), (168, 306912), (184, 280224), (192, 268548), (207, 249088), (224, 230184), (252, 204608), (256, 201411), (276, 186816), (278, 185472), (288, 179032), (322, 160128), (336, 153456), (368, 140112), (384, 134274), (414, 124544), (417, 123648), (448, 115092), (483, 106752), (504, 102304), (552, 93408), (556, 92736), (576, 89516), (644, 80064), (672, 76728), (736, 70056), (768, 67137), (828, 62272), (834, 61824), (896, 57546), (966, 53376), (973, 52992), (1008, 51152), (1104, 46704), (1112, 46368), (1152, 44758), (1251, 41216), (1288, 40032), (1344, 38364), (1449, 35584), (1472, 35028), (1656, 31136), (1668, 30912), (1792, 28773), (1932, 26688), (1946, 26496), (2016, 25576), (2208, 23352), (2224, 23184), (2304, 22379), (2502, 20608), (2576, 20016), (2688, 19182), (2898, 17792), (2919, 17664), (2944, 17514), (3197, 16128), (3312, 15568), (3336, 15456), (3864, 13344), (3892, 13248), (4032, 12788), (4416, 11676), (4448, 11592), (5004, 10304), (5152, 10008), (5376, 9591), (5796, 8896), (5838, 8832), (5888, 8757), (6394, 8064), (6624, 7784), (6672, 7728)]