256873932

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{211}}^1\times {\mathrm{4831}}^1$

素因数の和:5059

約数の個数: 72

約数和(自身を含む): 745751552

約数和(自身を除く): 488877620

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 211, 252, 422, 633, 844, 1266, 1477, 1899, 2532, 2954, 3798, 4431, 4831, 5908, 7596, 8862, 9662, 13293, 14493, 17724, 19324, 26586, 28986, 33817, 43479, 53172, 57972, 67634, 86958, 101451, 135268, 173916, 202902, 304353, 405804, 608706, 1019341, 1217412, 2038682, 3058023, 4077364, 6116046, 7135387, 9174069, 12232092, 14270774, 18348138, 21406161, 28541548, 36696276, 42812322, 64218483, 85624644, 128436966, 256873932]

約数ペア:

[(1, 256873932), (2, 128436966), (3, 85624644), (4, 64218483), (6, 42812322), (7, 36696276), (9, 28541548), (12, 21406161), (14, 18348138), (18, 14270774), (21, 12232092), (28, 9174069), (36, 7135387), (42, 6116046), (63, 4077364), (84, 3058023), (126, 2038682), (211, 1217412), (252, 1019341), (422, 608706), (633, 405804), (844, 304353), (1266, 202902), (1477, 173916), (1899, 135268), (2532, 101451), (2954, 86958), (3798, 67634), (4431, 57972), (4831, 53172), (5908, 43479), (7596, 33817), (8862, 28986), (9662, 26586), (13293, 19324), (14493, 17724)]