256552488

素因数分解:

$2^3\times 3^3\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{457}}^1$

素因数の和:608

約数の個数: 128

約数和(自身を含む): 751852800

約数和(自身を除く): 495300312

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 27, 36, 46, 54, 69, 72, 92, 108, 113, 138, 184, 207, 216, 226, 276, 339, 414, 452, 457, 552, 621, 678, 828, 904, 914, 1017, 1242, 1356, 1371, 1656, 1828, 2034, 2484, 2599, 2712, 2742, 3051, 3656, 4068, 4113, 4968, 5198, 5484, 6102, 7797, 8136, 8226, 10396, 10511, 10968, 12204, 12339, 15594, 16452, 20792, 21022, 23391, 24408, 24678, 31188, 31533, 32904, 42044, 46782, 49356, 51641, 62376, 63066, 70173, 84088, 93564, 94599, 98712, 103282, 126132, 140346, 154923, 187128, 189198, 206564, 252264, 280692, 283797, 309846, 378396, 413128, 464769, 561384, 567594, 619692, 756792, 929538, 1135188, 1187743, 1239384, 1394307, 1859076, 2270376, 2375486, 2788614, 3563229, 3718152, 4750972, 5577228, 7126458, 9501944, 10689687, 11154456, 14252916, 21379374, 28505832, 32069061, 42758748, 64138122, 85517496, 128276244, 256552488]

約数ペア:

[(1, 256552488), (2, 128276244), (3, 85517496), (4, 64138122), (6, 42758748), (8, 32069061), (9, 28505832), (12, 21379374), (18, 14252916), (23, 11154456), (24, 10689687), (27, 9501944), (36, 7126458), (46, 5577228), (54, 4750972), (69, 3718152), (72, 3563229), (92, 2788614), (108, 2375486), (113, 2270376), (138, 1859076), (184, 1394307), (207, 1239384), (216, 1187743), (226, 1135188), (276, 929538), (339, 756792), (414, 619692), (452, 567594), (457, 561384), (552, 464769), (621, 413128), (678, 378396), (828, 309846), (904, 283797), (914, 280692), (1017, 252264), (1242, 206564), (1356, 189198), (1371, 187128), (1656, 154923), (1828, 140346), (2034, 126132), (2484, 103282), (2599, 98712), (2712, 94599), (2742, 93564), (3051, 84088), (3656, 70173), (4068, 63066), (4113, 62376), (4968, 51641), (5198, 49356), (5484, 46782), (6102, 42044), (7797, 32904), (8136, 31533), (8226, 31188), (10396, 24678), (10511, 24408), (10968, 23391), (12204, 21022), (12339, 20792), (15594, 16452)]