213045040

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{1613}}^1$

素因数の和:1766

約数の個数: 80

約数和(自身を含む): 537965568

約数和(自身を除く): 324920528

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 127, 130, 208, 254, 260, 508, 520, 635, 1016, 1040, 1270, 1613, 1651, 2032, 2540, 3226, 3302, 5080, 6452, 6604, 8065, 8255, 10160, 12904, 13208, 16130, 16510, 20969, 25808, 26416, 32260, 33020, 41938, 64520, 66040, 83876, 104845, 129040, 132080, 167752, 204851, 209690, 335504, 409702, 419380, 819404, 838760, 1024255, 1638808, 1677520, 2048510, 2663063, 3277616, 4097020, 5326126, 8194040, 10652252, 13315315, 16388080, 21304504, 26630630, 42609008, 53261260, 106522520, 213045040]

約数ペア:

[(1, 213045040), (2, 106522520), (4, 53261260), (5, 42609008), (8, 26630630), (10, 21304504), (13, 16388080), (16, 13315315), (20, 10652252), (26, 8194040), (40, 5326126), (52, 4097020), (65, 3277616), (80, 2663063), (104, 2048510), (127, 1677520), (130, 1638808), (208, 1024255), (254, 838760), (260, 819404), (508, 419380), (520, 409702), (635, 335504), (1016, 209690), (1040, 204851), (1270, 167752), (1613, 132080), (1651, 129040), (2032, 104845), (2540, 83876), (3226, 66040), (3302, 64520), (5080, 41938), (6452, 33020), (6604, 32260), (8065, 26416), (8255, 25808), (10160, 20969), (12904, 16510), (13208, 16130)]