257709312

素因数分解:

$2^8\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^2$

素因数の和:106

約数の個数: 324

約数和(自身を含む): 925768480

約数和(自身を除く): 668059168

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 19, 21, 24, 28, 29, 32, 36, 38, 42, 48, 56, 57, 58, 63, 64, 72, 76, 84, 87, 96, 112, 114, 116, 126, 128, 133, 144, 152, 168, 171, 174, 192, 203, 224, 228, 232, 252, 256, 261, 266, 288, 304, 336, 342, 348, 384, 399, 406, 448, 456, 464, 504, 522, 532, 551, 576, 608, 609, 672, 684, 696, 768, 798, 812, 841, 896, 912, 928, 1008, 1044, 1064, 1102, 1152, 1197, 1216, 1218, 1344, 1368, 1392, 1596, 1624, 1653, 1682, 1792, 1824, 1827, 1856, 2016, 2088, 2128, 2204, 2304, 2394, 2432, 2436, 2523, 2688, 2736, 2784, 3192, 3248, 3306, 3364, 3648, 3654, 3712, 3857, 4032, 4176, 4256, 4408, 4788, 4864, 4872, 4959, 5046, 5376, 5472, 5568, 5887, 6384, 6496, 6612, 6728, 7296, 7308, 7424, 7569, 7714, 8064, 8352, 8512, 8816, 9576, 9744, 9918, 10092, 10944, 11136, 11571, 11774, 12768, 12992, 13224, 13456, 14592, 14616, 15138, 15428, 15979, 16128, 16704, 17024, 17632, 17661, 19152, 19488, 19836, 20184, 21888, 22272, 23142, 23548, 25536, 25984, 26448, 26912, 29232, 30276, 30856, 31958, 33408, 34048, 34713, 35264, 35322, 38304, 38976, 39672, 40368, 43776, 46284, 47096, 47937, 51072, 51968, 52896, 52983, 53824, 58464, 60552, 61712, 63916, 66816, 69426, 70528, 70644, 76608, 77952, 79344, 80736, 92568, 94192, 95874, 102144, 105792, 105966, 107648, 111853, 116928, 121104, 123424, 127832, 138852, 141056, 141288, 143811, 153216, 155904, 158688, 161472, 185136, 188384, 191748, 211584, 211932, 215296, 223706, 233856, 242208, 246848, 255664, 277704, 282576, 287622, 306432, 317376, 322944, 335559, 370272, 376768, 383496, 423168, 423864, 447412, 467712, 484416, 493696, 511328, 555408, 565152, 575244, 634752, 645888, 671118, 740544, 753536, 766992, 847728, 894824, 968832, 987392, 1006677, 1022656, 1110816, 1130304, 1150488, 1269504, 1342236, 1481088, 1507072, 1533984, 1695456, 1789648, 1937664, 2013354, 2045312, 2221632, 2260608, 2300976, 2684472, 2962176, 3067968, 3390912, 3579296, 4026708, 4090624, 4443264, 4521216, 4601952, 5368944, 6135936, 6781824, 7158592, 8053416, 8886528, 9203904, 10737888, 12271872, 13563648, 14317184, 16106832, 18407808, 21475776, 28634368, 32213664, 36815616, 42951552, 64427328, 85903104, 128854656, 257709312]

約数ペア:

[(1, 257709312), (2, 128854656), (3, 85903104), (4, 64427328), (6, 42951552), (7, 36815616), (8, 32213664), (9, 28634368), (12, 21475776), (14, 18407808), (16, 16106832), (18, 14317184), (19, 13563648), (21, 12271872), (24, 10737888), (28, 9203904), (29, 8886528), (32, 8053416), (36, 7158592), (38, 6781824), (42, 6135936), (48, 5368944), (56, 4601952), (57, 4521216), (58, 4443264), (63, 4090624), (64, 4026708), (72, 3579296), (76, 3390912), (84, 3067968), (87, 2962176), (96, 2684472), (112, 2300976), (114, 2260608), (116, 2221632), (126, 2045312), (128, 2013354), (133, 1937664), (144, 1789648), (152, 1695456), (168, 1533984), (171, 1507072), (174, 1481088), (192, 1342236), (203, 1269504), (224, 1150488), (228, 1130304), (232, 1110816), (252, 1022656), (256, 1006677), (261, 987392), (266, 968832), (288, 894824), (304, 847728), (336, 766992), (342, 753536), (348, 740544), (384, 671118), (399, 645888), (406, 634752), (448, 575244), (456, 565152), (464, 555408), (504, 511328), (522, 493696), (532, 484416), (551, 467712), (576, 447412), (608, 423864), (609, 423168), (672, 383496), (684, 376768), (696, 370272), (768, 335559), (798, 322944), (812, 317376), (841, 306432), (896, 287622), (912, 282576), (928, 277704), (1008, 255664), (1044, 246848), (1064, 242208), (1102, 233856), (1152, 223706), (1197, 215296), (1216, 211932), (1218, 211584), (1344, 191748), (1368, 188384), (1392, 185136), (1596, 161472), (1624, 158688), (1653, 155904), (1682, 153216), (1792, 143811), (1824, 141288), (1827, 141056), (1856, 138852), (2016, 127832), (2088, 123424), (2128, 121104), (2204, 116928), (2304, 111853), (2394, 107648), (2432, 105966), (2436, 105792), (2523, 102144), (2688, 95874), (2736, 94192), (2784, 92568), (3192, 80736), (3248, 79344), (3306, 77952), (3364, 76608), (3648, 70644), (3654, 70528), (3712, 69426), (3857, 66816), (4032, 63916), (4176, 61712), (4256, 60552), (4408, 58464), (4788, 53824), (4864, 52983), (4872, 52896), (4959, 51968), (5046, 51072), (5376, 47937), (5472, 47096), (5568, 46284), (5887, 43776), (6384, 40368), (6496, 39672), (6612, 38976), (6728, 38304), (7296, 35322), (7308, 35264), (7424, 34713), (7569, 34048), (7714, 33408), (8064, 31958), (8352, 30856), (8512, 30276), (8816, 29232), (9576, 26912), (9744, 26448), (9918, 25984), (10092, 25536), (10944, 23548), (11136, 23142), (11571, 22272), (11774, 21888), (12768, 20184), (12992, 19836), (13224, 19488), (13456, 19152), (14592, 17661), (14616, 17632), (15138, 17024), (15428, 16704), (15979, 16128)]