257194080

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1249}}^1$

素因数の和:1294

約数の個数: 288

約数和(自身を含む): 1031940000

約数和(自身を除く): 774745920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 13, 15, 16, 18, 20, 22, 24, 26, 30, 32, 33, 36, 39, 40, 44, 45, 48, 52, 55, 60, 65, 66, 72, 78, 80, 88, 90, 96, 99, 104, 110, 117, 120, 130, 132, 143, 144, 156, 160, 165, 176, 180, 195, 198, 208, 220, 234, 240, 260, 264, 286, 288, 312, 330, 352, 360, 390, 396, 416, 429, 440, 468, 480, 495, 520, 528, 572, 585, 624, 660, 715, 720, 780, 792, 858, 880, 936, 990, 1040, 1056, 1144, 1170, 1248, 1249, 1287, 1320, 1430, 1440, 1560, 1584, 1716, 1760, 1872, 1980, 2080, 2145, 2288, 2340, 2498, 2574, 2640, 2860, 3120, 3168, 3432, 3744, 3747, 3960, 4290, 4576, 4680, 4996, 5148, 5280, 5720, 6240, 6245, 6435, 6864, 7494, 7920, 8580, 9360, 9992, 10296, 11241, 11440, 12490, 12870, 13728, 13739, 14988, 15840, 16237, 17160, 18720, 18735, 19984, 20592, 22482, 22880, 24980, 25740, 27478, 29976, 32474, 34320, 37470, 39968, 41184, 41217, 44964, 48711, 49960, 51480, 54956, 56205, 59952, 64948, 68640, 68695, 74940, 81185, 82434, 89928, 97422, 99920, 102960, 109912, 112410, 119904, 123651, 129896, 137390, 146133, 149880, 162370, 164868, 178607, 179856, 194844, 199840, 205920, 206085, 219824, 224820, 243555, 247302, 259792, 274780, 292266, 299760, 324740, 329736, 357214, 359712, 389688, 412170, 439648, 449640, 487110, 494604, 519584, 535821, 549560, 584532, 599520, 618255, 649480, 659472, 714428, 730665, 779376, 824340, 893035, 899280, 974220, 989208, 1071642, 1099120, 1169064, 1236510, 1298960, 1318944, 1428856, 1461330, 1558752, 1607463, 1648680, 1786070, 1798560, 1948440, 1978416, 2143284, 2198240, 2338128, 2473020, 2597920, 2679105, 2857712, 2922660, 3214926, 3297360, 3572140, 3896880, 3956832, 4286568, 4676256, 4946040, 5358210, 5715424, 5845320, 6429852, 6594720, 7144280, 7793760, 8037315, 8573136, 9892080, 10716420, 11690640, 12859704, 14288560, 16074630, 17146272, 19784160, 21432840, 23381280, 25719408, 28577120, 32149260, 42865680, 51438816, 64298520, 85731360, 128597040, 257194080]

約数ペア:

[(1, 257194080), (2, 128597040), (3, 85731360), (4, 64298520), (5, 51438816), (6, 42865680), (8, 32149260), (9, 28577120), (10, 25719408), (11, 23381280), (12, 21432840), (13, 19784160), (15, 17146272), (16, 16074630), (18, 14288560), (20, 12859704), (22, 11690640), (24, 10716420), (26, 9892080), (30, 8573136), (32, 8037315), (33, 7793760), (36, 7144280), (39, 6594720), (40, 6429852), (44, 5845320), (45, 5715424), (48, 5358210), (52, 4946040), (55, 4676256), (60, 4286568), (65, 3956832), (66, 3896880), (72, 3572140), (78, 3297360), (80, 3214926), (88, 2922660), (90, 2857712), (96, 2679105), (99, 2597920), (104, 2473020), (110, 2338128), (117, 2198240), (120, 2143284), (130, 1978416), (132, 1948440), (143, 1798560), (144, 1786070), (156, 1648680), (160, 1607463), (165, 1558752), (176, 1461330), (180, 1428856), (195, 1318944), (198, 1298960), (208, 1236510), (220, 1169064), (234, 1099120), (240, 1071642), (260, 989208), (264, 974220), (286, 899280), (288, 893035), (312, 824340), (330, 779376), (352, 730665), (360, 714428), (390, 659472), (396, 649480), (416, 618255), (429, 599520), (440, 584532), (468, 549560), (480, 535821), (495, 519584), (520, 494604), (528, 487110), (572, 449640), (585, 439648), (624, 412170), (660, 389688), (715, 359712), (720, 357214), (780, 329736), (792, 324740), (858, 299760), (880, 292266), (936, 274780), (990, 259792), (1040, 247302), (1056, 243555), (1144, 224820), (1170, 219824), (1248, 206085), (1249, 205920), (1287, 199840), (1320, 194844), (1430, 179856), (1440, 178607), (1560, 164868), (1584, 162370), (1716, 149880), (1760, 146133), (1872, 137390), (1980, 129896), (2080, 123651), (2145, 119904), (2288, 112410), (2340, 109912), (2498, 102960), (2574, 99920), (2640, 97422), (2860, 89928), (3120, 82434), (3168, 81185), (3432, 74940), (3744, 68695), (3747, 68640), (3960, 64948), (4290, 59952), (4576, 56205), (4680, 54956), (4996, 51480), (5148, 49960), (5280, 48711), (5720, 44964), (6240, 41217), (6245, 41184), (6435, 39968), (6864, 37470), (7494, 34320), (7920, 32474), (8580, 29976), (9360, 27478), (9992, 25740), (10296, 24980), (11241, 22880), (11440, 22482), (12490, 20592), (12870, 19984), (13728, 18735), (13739, 18720), (14988, 17160), (15840, 16237)]