257989536

素因数分解:

$2^5\times 3^4\times 7^1\times {\mathrm{59}}^1\times {\mathrm{241}}^1$

素因数の和:329

約数の個数: 240

約数和(自身を含む): 885487680

約数和(自身を除く): 627498144

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 59, 63, 72, 81, 84, 96, 108, 112, 118, 126, 144, 162, 168, 177, 189, 216, 224, 236, 241, 252, 288, 324, 336, 354, 378, 413, 432, 472, 482, 504, 531, 567, 648, 672, 708, 723, 756, 826, 864, 944, 964, 1008, 1062, 1134, 1239, 1296, 1416, 1446, 1512, 1593, 1652, 1687, 1888, 1928, 2016, 2124, 2169, 2268, 2478, 2592, 2832, 2892, 3024, 3186, 3304, 3374, 3717, 3856, 4248, 4338, 4536, 4779, 4956, 5061, 5664, 5784, 6048, 6372, 6507, 6608, 6748, 7434, 7712, 8496, 8676, 9072, 9558, 9912, 10122, 11151, 11568, 12744, 13014, 13216, 13496, 14219, 14868, 15183, 16992, 17352, 18144, 19116, 19521, 19824, 20244, 22302, 23136, 25488, 26028, 26992, 28438, 29736, 30366, 33453, 34704, 38232, 39042, 39648, 40488, 42657, 44604, 45549, 50976, 52056, 53984, 56876, 59472, 60732, 66906, 69408, 76464, 78084, 80976, 85314, 89208, 91098, 99533, 104112, 113752, 118944, 121464, 127971, 133812, 136647, 152928, 156168, 161952, 170628, 178416, 182196, 199066, 208224, 227504, 242928, 255942, 267624, 273294, 298599, 312336, 341256, 356832, 364392, 383913, 398132, 455008, 485856, 511884, 535248, 546588, 597198, 624672, 682512, 728784, 767826, 796264, 895797, 1023768, 1070496, 1093176, 1151739, 1194396, 1365024, 1457568, 1535652, 1592528, 1791594, 2047536, 2186352, 2303478, 2388792, 2687391, 3071304, 3185056, 3583188, 4095072, 4372704, 4606956, 4777584, 5374782, 6142608, 7166376, 8062173, 9213912, 9555168, 10749564, 12285216, 14332752, 16124346, 18427824, 21499128, 28665504, 32248692, 36855648, 42998256, 64497384, 85996512, 128994768, 257989536]

約数ペア:

[(1, 257989536), (2, 128994768), (3, 85996512), (4, 64497384), (6, 42998256), (7, 36855648), (8, 32248692), (9, 28665504), (12, 21499128), (14, 18427824), (16, 16124346), (18, 14332752), (21, 12285216), (24, 10749564), (27, 9555168), (28, 9213912), (32, 8062173), (36, 7166376), (42, 6142608), (48, 5374782), (54, 4777584), (56, 4606956), (59, 4372704), (63, 4095072), (72, 3583188), (81, 3185056), (84, 3071304), (96, 2687391), (108, 2388792), (112, 2303478), (118, 2186352), (126, 2047536), (144, 1791594), (162, 1592528), (168, 1535652), (177, 1457568), (189, 1365024), (216, 1194396), (224, 1151739), (236, 1093176), (241, 1070496), (252, 1023768), (288, 895797), (324, 796264), (336, 767826), (354, 728784), (378, 682512), (413, 624672), (432, 597198), (472, 546588), (482, 535248), (504, 511884), (531, 485856), (567, 455008), (648, 398132), (672, 383913), (708, 364392), (723, 356832), (756, 341256), (826, 312336), (864, 298599), (944, 273294), (964, 267624), (1008, 255942), (1062, 242928), (1134, 227504), (1239, 208224), (1296, 199066), (1416, 182196), (1446, 178416), (1512, 170628), (1593, 161952), (1652, 156168), (1687, 152928), (1888, 136647), (1928, 133812), (2016, 127971), (2124, 121464), (2169, 118944), (2268, 113752), (2478, 104112), (2592, 99533), (2832, 91098), (2892, 89208), (3024, 85314), (3186, 80976), (3304, 78084), (3374, 76464), (3717, 69408), (3856, 66906), (4248, 60732), (4338, 59472), (4536, 56876), (4779, 53984), (4956, 52056), (5061, 50976), (5664, 45549), (5784, 44604), (6048, 42657), (6372, 40488), (6507, 39648), (6608, 39042), (6748, 38232), (7434, 34704), (7712, 33453), (8496, 30366), (8676, 29736), (9072, 28438), (9558, 26992), (9912, 26028), (10122, 25488), (11151, 23136), (11568, 22302), (12744, 20244), (13014, 19824), (13216, 19521), (13496, 19116), (14219, 18144), (14868, 17352), (15183, 16992)]