209741520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{6379}}^1$

素因数の和:6532

約数の個数: 80

約数和(自身を含む): 655047360

約数和(自身を除く): 445305840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 137, 240, 274, 411, 548, 685, 822, 1096, 1370, 1644, 2055, 2192, 2740, 3288, 4110, 5480, 6379, 6576, 8220, 10960, 12758, 16440, 19137, 25516, 31895, 32880, 38274, 51032, 63790, 76548, 95685, 102064, 127580, 153096, 191370, 255160, 306192, 382740, 510320, 765480, 873923, 1530960, 1747846, 2621769, 3495692, 4369615, 5243538, 6991384, 8739230, 10487076, 13108845, 13982768, 17478460, 20974152, 26217690, 34956920, 41948304, 52435380, 69913840, 104870760, 209741520]

約数ペア:

[(1, 209741520), (2, 104870760), (3, 69913840), (4, 52435380), (5, 41948304), (6, 34956920), (8, 26217690), (10, 20974152), (12, 17478460), (15, 13982768), (16, 13108845), (20, 10487076), (24, 8739230), (30, 6991384), (40, 5243538), (48, 4369615), (60, 3495692), (80, 2621769), (120, 1747846), (137, 1530960), (240, 873923), (274, 765480), (411, 510320), (548, 382740), (685, 306192), (822, 255160), (1096, 191370), (1370, 153096), (1644, 127580), (2055, 102064), (2192, 95685), (2740, 76548), (3288, 63790), (4110, 51032), (5480, 38274), (6379, 32880), (6576, 31895), (8220, 25516), (10960, 19137), (12758, 16440)]