215252128

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{383}}^1$

素因数の和:606

約数の個数: 96

約数和(自身を含む): 525643776

約数和(自身を除く): 310391648

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 91, 104, 112, 182, 193, 208, 224, 364, 383, 386, 416, 728, 766, 772, 1351, 1456, 1532, 1544, 2509, 2681, 2702, 2912, 3064, 3088, 4979, 5018, 5362, 5404, 6128, 6176, 9958, 10036, 10724, 10808, 12256, 17563, 19916, 20072, 21448, 21616, 34853, 35126, 39832, 40144, 42896, 43232, 69706, 70252, 73919, 79664, 80288, 85792, 139412, 140504, 147838, 159328, 278824, 281008, 295676, 517433, 557648, 562016, 591352, 960947, 1034866, 1115296, 1182704, 1921894, 2069732, 2365408, 3843788, 4139464, 6726629, 7687576, 8278928, 13453258, 15375152, 16557856, 26906516, 30750304, 53813032, 107626064, 215252128]

約数ペア:

[(1, 215252128), (2, 107626064), (4, 53813032), (7, 30750304), (8, 26906516), (13, 16557856), (14, 15375152), (16, 13453258), (26, 8278928), (28, 7687576), (32, 6726629), (52, 4139464), (56, 3843788), (91, 2365408), (104, 2069732), (112, 1921894), (182, 1182704), (193, 1115296), (208, 1034866), (224, 960947), (364, 591352), (383, 562016), (386, 557648), (416, 517433), (728, 295676), (766, 281008), (772, 278824), (1351, 159328), (1456, 147838), (1532, 140504), (1544, 139412), (2509, 85792), (2681, 80288), (2702, 79664), (2912, 73919), (3064, 70252), (3088, 69706), (4979, 43232), (5018, 42896), (5362, 40144), (5404, 39832), (6128, 35126), (6176, 34853), (9958, 21616), (10036, 21448), (10724, 20072), (10808, 19916), (12256, 17563)]