256479216

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{11393}}^1$

素因数の和:11478

約数の個数: 80

約数和(自身を含む): 768593664

約数和(自身を除く): 512114448

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 67, 84, 112, 134, 168, 201, 268, 336, 402, 469, 536, 804, 938, 1072, 1407, 1608, 1876, 2814, 3216, 3752, 5628, 7504, 11256, 11393, 22512, 22786, 34179, 45572, 68358, 79751, 91144, 136716, 159502, 182288, 239253, 273432, 319004, 478506, 546864, 638008, 763331, 957012, 1276016, 1526662, 1914024, 2289993, 3053324, 3828048, 4579986, 5343317, 6106648, 9159972, 10686634, 12213296, 16029951, 18319944, 21373268, 32059902, 36639888, 42746536, 64119804, 85493072, 128239608, 256479216]

約数ペア:

[(1, 256479216), (2, 128239608), (3, 85493072), (4, 64119804), (6, 42746536), (7, 36639888), (8, 32059902), (12, 21373268), (14, 18319944), (16, 16029951), (21, 12213296), (24, 10686634), (28, 9159972), (42, 6106648), (48, 5343317), (56, 4579986), (67, 3828048), (84, 3053324), (112, 2289993), (134, 1914024), (168, 1526662), (201, 1276016), (268, 957012), (336, 763331), (402, 638008), (469, 546864), (536, 478506), (804, 319004), (938, 273432), (1072, 239253), (1407, 182288), (1608, 159502), (1876, 136716), (2814, 91144), (3216, 79751), (3752, 68358), (5628, 45572), (7504, 34179), (11256, 22786), (11393, 22512)]