206947840

素因数分解:

$2^9\times 5^1\times {\mathrm{11}}^1\times {\mathrm{7349}}^1$

素因数の和:7383

約数の個数: 80

約数和(自身を含む): 541371600

約数和(自身を除く): 334423760

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 256, 320, 352, 440, 512, 640, 704, 880, 1280, 1408, 1760, 2560, 2816, 3520, 5632, 7040, 7349, 14080, 14698, 28160, 29396, 36745, 58792, 73490, 80839, 117584, 146980, 161678, 235168, 293960, 323356, 404195, 470336, 587920, 646712, 808390, 940672, 1175840, 1293424, 1616780, 1881344, 2351680, 2586848, 3233560, 3762688, 4703360, 5173696, 6467120, 9406720, 10347392, 12934240, 18813440, 20694784, 25868480, 41389568, 51736960, 103473920, 206947840]

約数ペア:

[(1, 206947840), (2, 103473920), (4, 51736960), (5, 41389568), (8, 25868480), (10, 20694784), (11, 18813440), (16, 12934240), (20, 10347392), (22, 9406720), (32, 6467120), (40, 5173696), (44, 4703360), (55, 3762688), (64, 3233560), (80, 2586848), (88, 2351680), (110, 1881344), (128, 1616780), (160, 1293424), (176, 1175840), (220, 940672), (256, 808390), (320, 646712), (352, 587920), (440, 470336), (512, 404195), (640, 323356), (704, 293960), (880, 235168), (1280, 161678), (1408, 146980), (1760, 117584), (2560, 80839), (2816, 73490), (3520, 58792), (5632, 36745), (7040, 29396), (7349, 28160), (14080, 14698)]