257751648

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{197}}^1$

素因数の和:290

約数の個数: 288

約数和(自身を含む): 934053120

約数和(自身を除く): 676301472

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 16, 18, 21, 22, 24, 28, 32, 33, 36, 42, 44, 48, 56, 59, 63, 66, 72, 77, 84, 88, 96, 99, 112, 118, 126, 132, 144, 154, 168, 176, 177, 197, 198, 224, 231, 236, 252, 264, 288, 308, 336, 352, 354, 394, 396, 413, 462, 472, 504, 528, 531, 591, 616, 649, 672, 693, 708, 788, 792, 826, 924, 944, 1008, 1056, 1062, 1182, 1232, 1239, 1298, 1379, 1386, 1416, 1576, 1584, 1652, 1773, 1848, 1888, 1947, 2016, 2124, 2167, 2364, 2464, 2478, 2596, 2758, 2772, 2832, 3152, 3168, 3304, 3546, 3696, 3717, 3894, 4137, 4248, 4334, 4543, 4728, 4956, 5192, 5516, 5544, 5664, 5841, 6304, 6501, 6608, 7092, 7392, 7434, 7788, 8274, 8496, 8668, 9086, 9456, 9912, 10384, 11032, 11088, 11623, 11682, 12411, 13002, 13216, 13629, 14184, 14868, 15169, 15576, 16548, 16992, 17336, 18172, 18912, 19503, 19824, 20768, 22064, 22176, 23246, 23364, 24822, 26004, 27258, 28368, 29736, 30338, 31152, 33096, 34672, 34869, 36344, 39006, 39648, 40887, 44128, 45507, 46492, 46728, 49644, 52008, 54516, 56736, 59472, 60676, 62304, 66192, 69344, 69738, 72688, 78012, 81361, 81774, 91014, 92984, 93456, 99288, 104016, 104607, 109032, 118944, 121352, 127853, 132384, 136521, 139476, 145376, 156024, 162722, 163548, 182028, 185968, 186912, 198576, 208032, 209214, 218064, 242704, 244083, 255706, 273042, 278952, 312048, 325444, 327096, 364056, 371936, 383559, 397152, 418428, 436128, 485408, 488166, 511412, 546084, 557904, 624096, 650888, 654192, 728112, 732249, 767118, 836856, 894971, 976332, 1022824, 1092168, 1115808, 1150677, 1301776, 1308384, 1456224, 1464498, 1534236, 1673712, 1789942, 1952664, 2045648, 2184336, 2301354, 2603552, 2684913, 2928996, 3068472, 3347424, 3579884, 3905328, 4091296, 4368672, 4602708, 5369826, 5857992, 6136944, 7159768, 7810656, 8054739, 9205416, 10739652, 11715984, 12273888, 14319536, 16109478, 18410832, 21479304, 23431968, 28639072, 32218956, 36821664, 42958608, 64437912, 85917216, 128875824, 257751648]

約数ペア:

[(1, 257751648), (2, 128875824), (3, 85917216), (4, 64437912), (6, 42958608), (7, 36821664), (8, 32218956), (9, 28639072), (11, 23431968), (12, 21479304), (14, 18410832), (16, 16109478), (18, 14319536), (21, 12273888), (22, 11715984), (24, 10739652), (28, 9205416), (32, 8054739), (33, 7810656), (36, 7159768), (42, 6136944), (44, 5857992), (48, 5369826), (56, 4602708), (59, 4368672), (63, 4091296), (66, 3905328), (72, 3579884), (77, 3347424), (84, 3068472), (88, 2928996), (96, 2684913), (99, 2603552), (112, 2301354), (118, 2184336), (126, 2045648), (132, 1952664), (144, 1789942), (154, 1673712), (168, 1534236), (176, 1464498), (177, 1456224), (197, 1308384), (198, 1301776), (224, 1150677), (231, 1115808), (236, 1092168), (252, 1022824), (264, 976332), (288, 894971), (308, 836856), (336, 767118), (352, 732249), (354, 728112), (394, 654192), (396, 650888), (413, 624096), (462, 557904), (472, 546084), (504, 511412), (528, 488166), (531, 485408), (591, 436128), (616, 418428), (649, 397152), (672, 383559), (693, 371936), (708, 364056), (788, 327096), (792, 325444), (826, 312048), (924, 278952), (944, 273042), (1008, 255706), (1056, 244083), (1062, 242704), (1182, 218064), (1232, 209214), (1239, 208032), (1298, 198576), (1379, 186912), (1386, 185968), (1416, 182028), (1576, 163548), (1584, 162722), (1652, 156024), (1773, 145376), (1848, 139476), (1888, 136521), (1947, 132384), (2016, 127853), (2124, 121352), (2167, 118944), (2364, 109032), (2464, 104607), (2478, 104016), (2596, 99288), (2758, 93456), (2772, 92984), (2832, 91014), (3152, 81774), (3168, 81361), (3304, 78012), (3546, 72688), (3696, 69738), (3717, 69344), (3894, 66192), (4137, 62304), (4248, 60676), (4334, 59472), (4543, 56736), (4728, 54516), (4956, 52008), (5192, 49644), (5516, 46728), (5544, 46492), (5664, 45507), (5841, 44128), (6304, 40887), (6501, 39648), (6608, 39006), (7092, 36344), (7392, 34869), (7434, 34672), (7788, 33096), (8274, 31152), (8496, 30338), (8668, 29736), (9086, 28368), (9456, 27258), (9912, 26004), (10384, 24822), (11032, 23364), (11088, 23246), (11623, 22176), (11682, 22064), (12411, 20768), (13002, 19824), (13216, 19503), (13629, 18912), (14184, 18172), (14868, 17336), (15169, 16992), (15576, 16548)]