205467120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{2083}}^1$

素因数の和:2239

約数の個数: 120

約数和(自身を含む): 695397456

約数和(自身を除く): 489930336

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 137, 144, 180, 240, 274, 360, 411, 548, 685, 720, 822, 1096, 1233, 1370, 1644, 2055, 2083, 2192, 2466, 2740, 3288, 4110, 4166, 4932, 5480, 6165, 6249, 6576, 8220, 8332, 9864, 10415, 10960, 12330, 12498, 16440, 16664, 18747, 19728, 20830, 24660, 24996, 31245, 32880, 33328, 37494, 41660, 49320, 49992, 62490, 74988, 83320, 93735, 98640, 99984, 124980, 149976, 166640, 187470, 249960, 285371, 299952, 374940, 499920, 570742, 749880, 856113, 1141484, 1426855, 1499760, 1712226, 2282968, 2568339, 2853710, 3424452, 4280565, 4565936, 5136678, 5707420, 6848904, 8561130, 10273356, 11414840, 12841695, 13697808, 17122260, 20546712, 22829680, 25683390, 34244520, 41093424, 51366780, 68489040, 102733560, 205467120]

約数ペア:

[(1, 205467120), (2, 102733560), (3, 68489040), (4, 51366780), (5, 41093424), (6, 34244520), (8, 25683390), (9, 22829680), (10, 20546712), (12, 17122260), (15, 13697808), (16, 12841695), (18, 11414840), (20, 10273356), (24, 8561130), (30, 6848904), (36, 5707420), (40, 5136678), (45, 4565936), (48, 4280565), (60, 3424452), (72, 2853710), (80, 2568339), (90, 2282968), (120, 1712226), (137, 1499760), (144, 1426855), (180, 1141484), (240, 856113), (274, 749880), (360, 570742), (411, 499920), (548, 374940), (685, 299952), (720, 285371), (822, 249960), (1096, 187470), (1233, 166640), (1370, 149976), (1644, 124980), (2055, 99984), (2083, 98640), (2192, 93735), (2466, 83320), (2740, 74988), (3288, 62490), (4110, 49992), (4166, 49320), (4932, 41660), (5480, 37494), (6165, 33328), (6249, 32880), (6576, 31245), (8220, 24996), (8332, 24660), (9864, 20830), (10415, 19728), (10960, 18747), (12330, 16664), (12498, 16440)]