257909760

素因数分解:

$2^{10}\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{193}}^1$

素因数の和:253

約数の個数: 264

約数和(自身を含む): 929256120

約数和(自身を除く): 671346360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 32, 36, 40, 45, 48, 58, 60, 64, 72, 80, 87, 90, 96, 116, 120, 128, 144, 145, 160, 174, 180, 192, 193, 232, 240, 256, 261, 288, 290, 320, 348, 360, 384, 386, 435, 464, 480, 512, 522, 576, 579, 580, 640, 696, 720, 768, 772, 870, 928, 960, 965, 1024, 1044, 1152, 1158, 1160, 1280, 1305, 1392, 1440, 1536, 1544, 1737, 1740, 1856, 1920, 1930, 2088, 2304, 2316, 2320, 2560, 2610, 2784, 2880, 2895, 3072, 3088, 3474, 3480, 3712, 3840, 3860, 4176, 4608, 4632, 4640, 5120, 5220, 5568, 5597, 5760, 5790, 6176, 6948, 6960, 7424, 7680, 7720, 8352, 8685, 9216, 9264, 9280, 10440, 11136, 11194, 11520, 11580, 12352, 13896, 13920, 14848, 15360, 15440, 16704, 16791, 17370, 18528, 18560, 20880, 22272, 22388, 23040, 23160, 24704, 27792, 27840, 27985, 29696, 30880, 33408, 33582, 34740, 37056, 37120, 41760, 44544, 44776, 46080, 46320, 49408, 50373, 55584, 55680, 55970, 61760, 66816, 67164, 69480, 74112, 74240, 83520, 83955, 89088, 89552, 92640, 98816, 100746, 111168, 111360, 111940, 123520, 133632, 134328, 138960, 148224, 148480, 167040, 167910, 179104, 185280, 197632, 201492, 222336, 222720, 223880, 247040, 251865, 267264, 268656, 277920, 296448, 334080, 335820, 358208, 370560, 402984, 444672, 445440, 447760, 494080, 503730, 537312, 555840, 592896, 668160, 671640, 716416, 741120, 805968, 889344, 895520, 988160, 1007460, 1074624, 1111680, 1336320, 1343280, 1432832, 1482240, 1611936, 1778688, 1791040, 2014920, 2149248, 2223360, 2686560, 2865664, 2964480, 3223872, 3582080, 4029840, 4298496, 4446720, 5373120, 5731328, 6447744, 7164160, 8059680, 8596992, 8893440, 10746240, 12895488, 14328320, 16119360, 17193984, 21492480, 25790976, 28656640, 32238720, 42984960, 51581952, 64477440, 85969920, 128954880, 257909760]

約数ペア:

[(1, 257909760), (2, 128954880), (3, 85969920), (4, 64477440), (5, 51581952), (6, 42984960), (8, 32238720), (9, 28656640), (10, 25790976), (12, 21492480), (15, 17193984), (16, 16119360), (18, 14328320), (20, 12895488), (24, 10746240), (29, 8893440), (30, 8596992), (32, 8059680), (36, 7164160), (40, 6447744), (45, 5731328), (48, 5373120), (58, 4446720), (60, 4298496), (64, 4029840), (72, 3582080), (80, 3223872), (87, 2964480), (90, 2865664), (96, 2686560), (116, 2223360), (120, 2149248), (128, 2014920), (144, 1791040), (145, 1778688), (160, 1611936), (174, 1482240), (180, 1432832), (192, 1343280), (193, 1336320), (232, 1111680), (240, 1074624), (256, 1007460), (261, 988160), (288, 895520), (290, 889344), (320, 805968), (348, 741120), (360, 716416), (384, 671640), (386, 668160), (435, 592896), (464, 555840), (480, 537312), (512, 503730), (522, 494080), (576, 447760), (579, 445440), (580, 444672), (640, 402984), (696, 370560), (720, 358208), (768, 335820), (772, 334080), (870, 296448), (928, 277920), (960, 268656), (965, 267264), (1024, 251865), (1044, 247040), (1152, 223880), (1158, 222720), (1160, 222336), (1280, 201492), (1305, 197632), (1392, 185280), (1440, 179104), (1536, 167910), (1544, 167040), (1737, 148480), (1740, 148224), (1856, 138960), (1920, 134328), (1930, 133632), (2088, 123520), (2304, 111940), (2316, 111360), (2320, 111168), (2560, 100746), (2610, 98816), (2784, 92640), (2880, 89552), (2895, 89088), (3072, 83955), (3088, 83520), (3474, 74240), (3480, 74112), (3712, 69480), (3840, 67164), (3860, 66816), (4176, 61760), (4608, 55970), (4632, 55680), (4640, 55584), (5120, 50373), (5220, 49408), (5568, 46320), (5597, 46080), (5760, 44776), (5790, 44544), (6176, 41760), (6948, 37120), (6960, 37056), (7424, 34740), (7680, 33582), (7720, 33408), (8352, 30880), (8685, 29696), (9216, 27985), (9264, 27840), (9280, 27792), (10440, 24704), (11136, 23160), (11194, 23040), (11520, 22388), (11580, 22272), (12352, 20880), (13896, 18560), (13920, 18528), (14848, 17370), (15360, 16791), (15440, 16704)]