219400720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{35617}}^1$

素因数の和:35648

約数の個数: 80

約数和(自身を含む): 635995008

約数和(自身を除く): 416594288

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 308, 385, 440, 560, 616, 770, 880, 1232, 1540, 3080, 6160, 35617, 71234, 142468, 178085, 249319, 284936, 356170, 391787, 498638, 569872, 712340, 783574, 997276, 1246595, 1424680, 1567148, 1958935, 1994552, 2493190, 2742509, 2849360, 3134296, 3917870, 3989104, 4986380, 5485018, 6268592, 7835740, 9972760, 10970036, 13712545, 15671480, 19945520, 21940072, 27425090, 31342960, 43880144, 54850180, 109700360, 219400720]

約数ペア:

[(1, 219400720), (2, 109700360), (4, 54850180), (5, 43880144), (7, 31342960), (8, 27425090), (10, 21940072), (11, 19945520), (14, 15671480), (16, 13712545), (20, 10970036), (22, 9972760), (28, 7835740), (35, 6268592), (40, 5485018), (44, 4986380), (55, 3989104), (56, 3917870), (70, 3134296), (77, 2849360), (80, 2742509), (88, 2493190), (110, 1994552), (112, 1958935), (140, 1567148), (154, 1424680), (176, 1246595), (220, 997276), (280, 783574), (308, 712340), (385, 569872), (440, 498638), (560, 391787), (616, 356170), (770, 284936), (880, 249319), (1232, 178085), (1540, 142468), (3080, 71234), (6160, 35617)]