338256880

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{127}}^1\times {\mathrm{197}}^1$

素因数の和:363

約数の個数: 120

約数和(自身を含む): 862659072

約数和(自身を除く): 524402192

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 127, 130, 169, 197, 208, 254, 260, 338, 394, 508, 520, 635, 676, 788, 845, 985, 1016, 1040, 1270, 1352, 1576, 1651, 1690, 1970, 2032, 2540, 2561, 2704, 3152, 3302, 3380, 3940, 5080, 5122, 6604, 6760, 7880, 8255, 10160, 10244, 12805, 13208, 13520, 15760, 16510, 20488, 21463, 25019, 25610, 26416, 33020, 33293, 40976, 42926, 50038, 51220, 66040, 66586, 85852, 100076, 102440, 107315, 125095, 132080, 133172, 166465, 171704, 200152, 204880, 214630, 250190, 266344, 325247, 332930, 343408, 400304, 429260, 500380, 532688, 650494, 665860, 858520, 1000760, 1300988, 1331720, 1626235, 1717040, 2001520, 2601976, 2663440, 3252470, 4228211, 5203952, 6504940, 8456422, 13009880, 16912844, 21141055, 26019760, 33825688, 42282110, 67651376, 84564220, 169128440, 338256880]

約数ペア:

[(1, 338256880), (2, 169128440), (4, 84564220), (5, 67651376), (8, 42282110), (10, 33825688), (13, 26019760), (16, 21141055), (20, 16912844), (26, 13009880), (40, 8456422), (52, 6504940), (65, 5203952), (80, 4228211), (104, 3252470), (127, 2663440), (130, 2601976), (169, 2001520), (197, 1717040), (208, 1626235), (254, 1331720), (260, 1300988), (338, 1000760), (394, 858520), (508, 665860), (520, 650494), (635, 532688), (676, 500380), (788, 429260), (845, 400304), (985, 343408), (1016, 332930), (1040, 325247), (1270, 266344), (1352, 250190), (1576, 214630), (1651, 204880), (1690, 200152), (1970, 171704), (2032, 166465), (2540, 133172), (2561, 132080), (2704, 125095), (3152, 107315), (3302, 102440), (3380, 100076), (3940, 85852), (5080, 66586), (5122, 66040), (6604, 51220), (6760, 50038), (7880, 42926), (8255, 40976), (10160, 33293), (10244, 33020), (12805, 26416), (13208, 25610), (13520, 25019), (15760, 21463), (16510, 20488)]