213300080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{20047}}^1$

素因数の和:20086

約数の個数: 80

約数和(自身を含む): 596628480

約数和(自身を除く): 383328400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 190, 266, 280, 304, 380, 532, 560, 665, 760, 1064, 1330, 1520, 2128, 2660, 5320, 10640, 20047, 40094, 80188, 100235, 140329, 160376, 200470, 280658, 320752, 380893, 400940, 561316, 701645, 761786, 801880, 1122632, 1403290, 1523572, 1603760, 1904465, 2245264, 2666251, 2806580, 3047144, 3808930, 5332502, 5613160, 6094288, 7617860, 10665004, 11226320, 13331255, 15235720, 21330008, 26662510, 30471440, 42660016, 53325020, 106650040, 213300080]

約数ペア:

[(1, 213300080), (2, 106650040), (4, 53325020), (5, 42660016), (7, 30471440), (8, 26662510), (10, 21330008), (14, 15235720), (16, 13331255), (19, 11226320), (20, 10665004), (28, 7617860), (35, 6094288), (38, 5613160), (40, 5332502), (56, 3808930), (70, 3047144), (76, 2806580), (80, 2666251), (95, 2245264), (112, 1904465), (133, 1603760), (140, 1523572), (152, 1403290), (190, 1122632), (266, 801880), (280, 761786), (304, 701645), (380, 561316), (532, 400940), (560, 380893), (665, 320752), (760, 280658), (1064, 200470), (1330, 160376), (1520, 140329), (2128, 100235), (2660, 80188), (5320, 40094), (10640, 20047)]