260067920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{241}}^1$

素因数の和:349

約数の個数: 160

約数和(自身を含む): 725953536

約数和(自身を除く): 465885616

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 41, 47, 56, 70, 80, 82, 94, 112, 140, 164, 188, 205, 235, 241, 280, 287, 328, 329, 376, 410, 470, 482, 560, 574, 656, 658, 752, 820, 940, 964, 1148, 1205, 1316, 1435, 1640, 1645, 1687, 1880, 1927, 1928, 2296, 2410, 2632, 2870, 3280, 3290, 3374, 3760, 3854, 3856, 4592, 4820, 5264, 5740, 6580, 6748, 7708, 8435, 9635, 9640, 9881, 11327, 11480, 13160, 13489, 13496, 15416, 16870, 19270, 19280, 19762, 22654, 22960, 26320, 26978, 26992, 30832, 33740, 38540, 39524, 45308, 49405, 53956, 56635, 67445, 67480, 69167, 77080, 79048, 79289, 90616, 98810, 107912, 113270, 134890, 134960, 138334, 154160, 158096, 158578, 181232, 197620, 215824, 226540, 269780, 276668, 317156, 345835, 395240, 396445, 453080, 464407, 539560, 553336, 634312, 691670, 790480, 792890, 906160, 928814, 1079120, 1106672, 1268624, 1383340, 1585780, 1857628, 2322035, 2766680, 3171560, 3250849, 3715256, 4644070, 5533360, 6343120, 6501698, 7430512, 9288140, 13003396, 16254245, 18576280, 26006792, 32508490, 37152560, 52013584, 65016980, 130033960, 260067920]

約数ペア:

[(1, 260067920), (2, 130033960), (4, 65016980), (5, 52013584), (7, 37152560), (8, 32508490), (10, 26006792), (14, 18576280), (16, 16254245), (20, 13003396), (28, 9288140), (35, 7430512), (40, 6501698), (41, 6343120), (47, 5533360), (56, 4644070), (70, 3715256), (80, 3250849), (82, 3171560), (94, 2766680), (112, 2322035), (140, 1857628), (164, 1585780), (188, 1383340), (205, 1268624), (235, 1106672), (241, 1079120), (280, 928814), (287, 906160), (328, 792890), (329, 790480), (376, 691670), (410, 634312), (470, 553336), (482, 539560), (560, 464407), (574, 453080), (656, 396445), (658, 395240), (752, 345835), (820, 317156), (940, 276668), (964, 269780), (1148, 226540), (1205, 215824), (1316, 197620), (1435, 181232), (1640, 158578), (1645, 158096), (1687, 154160), (1880, 138334), (1927, 134960), (1928, 134890), (2296, 113270), (2410, 107912), (2632, 98810), (2870, 90616), (3280, 79289), (3290, 79048), (3374, 77080), (3760, 69167), (3854, 67480), (3856, 67445), (4592, 56635), (4820, 53956), (5264, 49405), (5740, 45308), (6580, 39524), (6748, 38540), (7708, 33740), (8435, 30832), (9635, 26992), (9640, 26978), (9881, 26320), (11327, 22960), (11480, 22654), (13160, 19762), (13489, 19280), (13496, 19270), (15416, 16870)]