128534868

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{521}}^1$

素因数の和:638

約数の個数: 144

約数和(自身を含む): 410417280

約数和(自身を除く): 281882412

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 28, 33, 36, 42, 44, 63, 66, 77, 84, 89, 99, 126, 132, 154, 178, 198, 231, 252, 267, 308, 356, 396, 462, 521, 534, 623, 693, 801, 924, 979, 1042, 1068, 1246, 1386, 1563, 1602, 1869, 1958, 2084, 2492, 2772, 2937, 3126, 3204, 3647, 3738, 3916, 4689, 5607, 5731, 5874, 6252, 6853, 7294, 7476, 8811, 9378, 10941, 11214, 11462, 11748, 13706, 14588, 17193, 17622, 18756, 20559, 21882, 22428, 22924, 27412, 32823, 34386, 35244, 40117, 41118, 43764, 46369, 51579, 61677, 65646, 68772, 80234, 82236, 92738, 103158, 120351, 123354, 131292, 139107, 160468, 185476, 206316, 240702, 246708, 278214, 324583, 361053, 417321, 481404, 510059, 556428, 649166, 722106, 834642, 973749, 1020118, 1298332, 1444212, 1530177, 1669284, 1947498, 2040236, 2921247, 3060354, 3570413, 3894996, 4590531, 5842494, 6120708, 7140826, 9181062, 10711239, 11684988, 14281652, 18362124, 21422478, 32133717, 42844956, 64267434, 128534868]

約数ペア:

[(1, 128534868), (2, 64267434), (3, 42844956), (4, 32133717), (6, 21422478), (7, 18362124), (9, 14281652), (11, 11684988), (12, 10711239), (14, 9181062), (18, 7140826), (21, 6120708), (22, 5842494), (28, 4590531), (33, 3894996), (36, 3570413), (42, 3060354), (44, 2921247), (63, 2040236), (66, 1947498), (77, 1669284), (84, 1530177), (89, 1444212), (99, 1298332), (126, 1020118), (132, 973749), (154, 834642), (178, 722106), (198, 649166), (231, 556428), (252, 510059), (267, 481404), (308, 417321), (356, 361053), (396, 324583), (462, 278214), (521, 246708), (534, 240702), (623, 206316), (693, 185476), (801, 160468), (924, 139107), (979, 131292), (1042, 123354), (1068, 120351), (1246, 103158), (1386, 92738), (1563, 82236), (1602, 80234), (1869, 68772), (1958, 65646), (2084, 61677), (2492, 51579), (2772, 46369), (2937, 43764), (3126, 41118), (3204, 40117), (3647, 35244), (3738, 34386), (3916, 32823), (4689, 27412), (5607, 22924), (5731, 22428), (5874, 21882), (6252, 20559), (6853, 18756), (7294, 17622), (7476, 17193), (8811, 14588), (9378, 13706), (10941, 11748), (11214, 11462)]