208712218064

素因数分解:

$2^4\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2473}}^1\times {\mathrm{18379}}^1$

素因数の和:20908

約数の個数: 80

約数和(自身を含む): 473637601920

約数和(自身を除く): 264925383856

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 41, 56, 82, 112, 164, 287, 328, 574, 656, 1148, 2296, 2473, 4592, 4946, 9892, 17311, 18379, 19784, 34622, 36758, 39568, 69244, 73516, 101393, 128653, 138488, 147032, 202786, 257306, 276976, 294064, 405572, 514612, 709751, 753539, 811144, 1029224, 1419502, 1507078, 1622288, 2058448, 2839004, 3014156, 5274773, 5678008, 6028312, 10549546, 11356016, 12056624, 21099092, 42198184, 45451267, 84396368, 90902534, 181805068, 318158869, 363610136, 636317738, 727220272, 1272635476, 1863501947, 2545270952, 3727003894, 5090541904, 7454007788, 13044513629, 14908015576, 26089027258, 29816031152, 52178054516, 104356109032, 208712218064]

約数ペア:

[(1, 208712218064), (2, 104356109032), (4, 52178054516), (7, 29816031152), (8, 26089027258), (14, 14908015576), (16, 13044513629), (28, 7454007788), (41, 5090541904), (56, 3727003894), (82, 2545270952), (112, 1863501947), (164, 1272635476), (287, 727220272), (328, 636317738), (574, 363610136), (656, 318158869), (1148, 181805068), (2296, 90902534), (2473, 84396368), (4592, 45451267), (4946, 42198184), (9892, 21099092), (17311, 12056624), (18379, 11356016), (19784, 10549546), (34622, 6028312), (36758, 5678008), (39568, 5274773), (69244, 3014156), (73516, 2839004), (101393, 2058448), (128653, 1622288), (138488, 1507078), (147032, 1419502), (202786, 1029224), (257306, 811144), (276976, 753539), (294064, 709751), (405572, 514612)]