128220876

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{5717}}^1$

素因数の和:5823

約数の個数: 72

約数和(自身を含む): 374643360

約数和(自身を除く): 246422484

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 89, 126, 178, 252, 267, 356, 534, 623, 801, 1068, 1246, 1602, 1869, 2492, 3204, 3738, 5607, 5717, 7476, 11214, 11434, 17151, 22428, 22868, 34302, 40019, 51453, 68604, 80038, 102906, 120057, 160076, 205812, 240114, 360171, 480228, 508813, 720342, 1017626, 1440684, 1526439, 2035252, 3052878, 3561691, 4579317, 6105756, 7123382, 9158634, 10685073, 14246764, 18317268, 21370146, 32055219, 42740292, 64110438, 128220876]

約数ペア:

[(1, 128220876), (2, 64110438), (3, 42740292), (4, 32055219), (6, 21370146), (7, 18317268), (9, 14246764), (12, 10685073), (14, 9158634), (18, 7123382), (21, 6105756), (28, 4579317), (36, 3561691), (42, 3052878), (63, 2035252), (84, 1526439), (89, 1440684), (126, 1017626), (178, 720342), (252, 508813), (267, 480228), (356, 360171), (534, 240114), (623, 205812), (801, 160076), (1068, 120057), (1246, 102906), (1602, 80038), (1869, 68604), (2492, 51453), (3204, 40019), (3738, 34302), (5607, 22868), (5717, 22428), (7476, 17151), (11214, 11434)]