260678280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{11027}}^1$

素因数の和:11238

約数の個数: 64

約数和(自身を含む): 786075840

約数和(自身を除く): 525397560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 197, 394, 591, 788, 985, 1182, 1576, 1970, 2364, 2955, 3940, 4728, 5910, 7880, 11027, 11820, 22054, 23640, 33081, 44108, 55135, 66162, 88216, 110270, 132324, 165405, 220540, 264648, 330810, 441080, 661620, 1323240, 2172319, 4344638, 6516957, 8689276, 10861595, 13033914, 17378552, 21723190, 26067828, 32584785, 43446380, 52135656, 65169570, 86892760, 130339140, 260678280]

約数ペア:

[(1, 260678280), (2, 130339140), (3, 86892760), (4, 65169570), (5, 52135656), (6, 43446380), (8, 32584785), (10, 26067828), (12, 21723190), (15, 17378552), (20, 13033914), (24, 10861595), (30, 8689276), (40, 6516957), (60, 4344638), (120, 2172319), (197, 1323240), (394, 661620), (591, 441080), (788, 330810), (985, 264648), (1182, 220540), (1576, 165405), (1970, 132324), (2364, 110270), (2955, 88216), (3940, 66162), (4728, 55135), (5910, 44108), (7880, 33081), (11027, 23640), (11820, 22054)]