256250448

素因数分解:

$2^4\times 3^2\times {\mathrm{107}}^1\times {\mathrm{16631}}^1$

素因数の和:16752

約数の個数: 60

約数和(自身を含む): 723891168

約数和(自身を除く): 467640720

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 107, 144, 214, 321, 428, 642, 856, 963, 1284, 1712, 1926, 2568, 3852, 5136, 7704, 15408, 16631, 33262, 49893, 66524, 99786, 133048, 149679, 199572, 266096, 299358, 399144, 598716, 798288, 1197432, 1779517, 2394864, 3559034, 5338551, 7118068, 10677102, 14236136, 16015653, 21354204, 28472272, 32031306, 42708408, 64062612, 85416816, 128125224, 256250448]

約数ペア:

[(1, 256250448), (2, 128125224), (3, 85416816), (4, 64062612), (6, 42708408), (8, 32031306), (9, 28472272), (12, 21354204), (16, 16015653), (18, 14236136), (24, 10677102), (36, 7118068), (48, 5338551), (72, 3559034), (107, 2394864), (144, 1779517), (214, 1197432), (321, 798288), (428, 598716), (642, 399144), (856, 299358), (963, 266096), (1284, 199572), (1712, 149679), (1926, 133048), (2568, 99786), (3852, 66524), (5136, 49893), (7704, 33262), (15408, 16631)]