255987840

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{133327}}^1$

素因数の和:133349

約数の個数: 64

約数和(自身を含む): 815967360

約数和(自身を除く): 559979520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 133327, 266654, 399981, 533308, 666635, 799962, 1066616, 1333270, 1599924, 1999905, 2133232, 2666540, 3199848, 3999810, 4266464, 5333080, 6399696, 7999620, 8532928, 10666160, 12799392, 15999240, 17065856, 21332320, 25598784, 31998480, 42664640, 51197568, 63996960, 85329280, 127993920, 255987840]

約数ペア:

[(1, 255987840), (2, 127993920), (3, 85329280), (4, 63996960), (5, 51197568), (6, 42664640), (8, 31998480), (10, 25598784), (12, 21332320), (15, 17065856), (16, 15999240), (20, 12799392), (24, 10666160), (30, 8532928), (32, 7999620), (40, 6399696), (48, 5333080), (60, 4266464), (64, 3999810), (80, 3199848), (96, 2666540), (120, 2133232), (128, 1999905), (160, 1599924), (192, 1333270), (240, 1066616), (320, 799962), (384, 666635), (480, 533308), (640, 399981), (960, 266654), (1920, 133327)]