128258256

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{4289}}^1$

素因数の和:4396

約数の個数: 80

約数和(自身を含む): 383011200

約数和(自身を除く): 254752944

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 89, 112, 168, 178, 267, 336, 356, 534, 623, 712, 1068, 1246, 1424, 1869, 2136, 2492, 3738, 4272, 4289, 4984, 7476, 8578, 9968, 12867, 14952, 17156, 25734, 29904, 30023, 34312, 51468, 60046, 68624, 90069, 102936, 120092, 180138, 205872, 240184, 360276, 381721, 480368, 720552, 763442, 1145163, 1441104, 1526884, 2290326, 2672047, 3053768, 4580652, 5344094, 6107536, 8016141, 9161304, 10688188, 16032282, 18322608, 21376376, 32064564, 42752752, 64129128, 128258256]

約数ペア:

[(1, 128258256), (2, 64129128), (3, 42752752), (4, 32064564), (6, 21376376), (7, 18322608), (8, 16032282), (12, 10688188), (14, 9161304), (16, 8016141), (21, 6107536), (24, 5344094), (28, 4580652), (42, 3053768), (48, 2672047), (56, 2290326), (84, 1526884), (89, 1441104), (112, 1145163), (168, 763442), (178, 720552), (267, 480368), (336, 381721), (356, 360276), (534, 240184), (623, 205872), (712, 180138), (1068, 120092), (1246, 102936), (1424, 90069), (1869, 68624), (2136, 60046), (2492, 51468), (3738, 34312), (4272, 30023), (4289, 29904), (4984, 25734), (7476, 17156), (8578, 14952), (9968, 12867)]