256790632

素因数分解:

$2^3\times 7^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{769}}^1$

素因数の和:938

約数の個数: 64

約数和(自身を含む): 565488000

約数和(自身を除く): 308697368

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 67, 89, 134, 178, 268, 356, 469, 536, 623, 712, 769, 938, 1246, 1538, 1876, 2492, 3076, 3752, 4984, 5383, 5963, 6152, 10766, 11926, 21532, 23852, 41741, 43064, 47704, 51523, 68441, 83482, 103046, 136882, 166964, 206092, 273764, 333928, 360661, 412184, 479087, 547528, 721322, 958174, 1442644, 1916348, 2885288, 3832696, 4585547, 9171094, 18342188, 32098829, 36684376, 64197658, 128395316, 256790632]

約数ペア:

[(1, 256790632), (2, 128395316), (4, 64197658), (7, 36684376), (8, 32098829), (14, 18342188), (28, 9171094), (56, 4585547), (67, 3832696), (89, 2885288), (134, 1916348), (178, 1442644), (268, 958174), (356, 721322), (469, 547528), (536, 479087), (623, 412184), (712, 360661), (769, 333928), (938, 273764), (1246, 206092), (1538, 166964), (1876, 136882), (2492, 103046), (3076, 83482), (3752, 68441), (4984, 51523), (5383, 47704), (5963, 43064), (6152, 41741), (10766, 23852), (11926, 21532)]