128966784

素因数分解:

$2^7\times 3^1\times {\mathrm{263}}^1\times {\mathrm{1277}}^1$

素因数の和:1557

約数の個数: 64

約数和(自身を含む): 344139840

約数和(自身を除く): 215173056

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 263, 384, 526, 789, 1052, 1277, 1578, 2104, 2554, 3156, 3831, 4208, 5108, 6312, 7662, 8416, 10216, 12624, 15324, 16832, 20432, 25248, 30648, 33664, 40864, 50496, 61296, 81728, 100992, 122592, 163456, 245184, 335851, 490368, 671702, 1007553, 1343404, 2015106, 2686808, 4030212, 5373616, 8060424, 10747232, 16120848, 21494464, 32241696, 42988928, 64483392, 128966784]

約数ペア:

[(1, 128966784), (2, 64483392), (3, 42988928), (4, 32241696), (6, 21494464), (8, 16120848), (12, 10747232), (16, 8060424), (24, 5373616), (32, 4030212), (48, 2686808), (64, 2015106), (96, 1343404), (128, 1007553), (192, 671702), (263, 490368), (384, 335851), (526, 245184), (789, 163456), (1052, 122592), (1277, 100992), (1578, 81728), (2104, 61296), (2554, 50496), (3156, 40864), (3831, 33664), (4208, 30648), (5108, 25248), (6312, 20432), (7662, 16832), (8416, 15324), (10216, 12624)]