257282928

素因数分解:

$2^4\times 3^2\times 7^3\times {\mathrm{5209}}^1$

素因数の和:5244

約数の個数: 120

約数和(自身を含む): 839852000

約数和(自身を除く): 582569072

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 49, 56, 63, 72, 84, 98, 112, 126, 144, 147, 168, 196, 252, 294, 336, 343, 392, 441, 504, 588, 686, 784, 882, 1008, 1029, 1176, 1372, 1764, 2058, 2352, 2744, 3087, 3528, 4116, 5209, 5488, 6174, 7056, 8232, 10418, 12348, 15627, 16464, 20836, 24696, 31254, 36463, 41672, 46881, 49392, 62508, 72926, 83344, 93762, 109389, 125016, 145852, 187524, 218778, 250032, 255241, 291704, 328167, 375048, 437556, 510482, 583408, 656334, 750096, 765723, 875112, 1020964, 1312668, 1531446, 1750224, 1786687, 2041928, 2297169, 2625336, 3062892, 3573374, 4083856, 4594338, 5250672, 5360061, 6125784, 7146748, 9188676, 10720122, 12251568, 14293496, 16080183, 18377352, 21440244, 28586992, 32160366, 36754704, 42880488, 64320732, 85760976, 128641464, 257282928]

約数ペア:

[(1, 257282928), (2, 128641464), (3, 85760976), (4, 64320732), (6, 42880488), (7, 36754704), (8, 32160366), (9, 28586992), (12, 21440244), (14, 18377352), (16, 16080183), (18, 14293496), (21, 12251568), (24, 10720122), (28, 9188676), (36, 7146748), (42, 6125784), (48, 5360061), (49, 5250672), (56, 4594338), (63, 4083856), (72, 3573374), (84, 3062892), (98, 2625336), (112, 2297169), (126, 2041928), (144, 1786687), (147, 1750224), (168, 1531446), (196, 1312668), (252, 1020964), (294, 875112), (336, 765723), (343, 750096), (392, 656334), (441, 583408), (504, 510482), (588, 437556), (686, 375048), (784, 328167), (882, 291704), (1008, 255241), (1029, 250032), (1176, 218778), (1372, 187524), (1764, 145852), (2058, 125016), (2352, 109389), (2744, 93762), (3087, 83344), (3528, 72926), (4116, 62508), (5209, 49392), (5488, 46881), (6174, 41672), (7056, 36463), (8232, 31254), (10418, 24696), (12348, 20836), (15627, 16464)]