320163840

素因数分解:

$2^{12}\times 3^4\times 5^1\times {\mathrm{193}}^1$

素因数の和:234

約数の個数: 260

約数和(自身を含む): 1153653204

約数和(自身を除く): 833489364

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 193, 216, 240, 256, 270, 288, 320, 324, 360, 384, 386, 405, 432, 480, 512, 540, 576, 579, 640, 648, 720, 768, 772, 810, 864, 960, 965, 1024, 1080, 1152, 1158, 1280, 1296, 1440, 1536, 1544, 1620, 1728, 1737, 1920, 1930, 2048, 2160, 2304, 2316, 2560, 2592, 2880, 2895, 3072, 3088, 3240, 3456, 3474, 3840, 3860, 4096, 4320, 4608, 4632, 5120, 5184, 5211, 5760, 5790, 6144, 6176, 6480, 6912, 6948, 7680, 7720, 8640, 8685, 9216, 9264, 10240, 10368, 10422, 11520, 11580, 12288, 12352, 12960, 13824, 13896, 15360, 15440, 15633, 17280, 17370, 18432, 18528, 20480, 20736, 20844, 23040, 23160, 24704, 25920, 26055, 27648, 27792, 30720, 30880, 31266, 34560, 34740, 36864, 37056, 41472, 41688, 46080, 46320, 49408, 51840, 52110, 55296, 55584, 61440, 61760, 62532, 69120, 69480, 74112, 78165, 82944, 83376, 92160, 92640, 98816, 103680, 104220, 110592, 111168, 123520, 125064, 138240, 138960, 148224, 156330, 165888, 166752, 184320, 185280, 197632, 207360, 208440, 222336, 247040, 250128, 276480, 277920, 296448, 312660, 331776, 333504, 370560, 395264, 414720, 416880, 444672, 494080, 500256, 552960, 555840, 592896, 625320, 667008, 741120, 790528, 829440, 833760, 889344, 988160, 1000512, 1111680, 1185792, 1250640, 1334016, 1482240, 1658880, 1667520, 1778688, 1976320, 2001024, 2223360, 2371584, 2501280, 2668032, 2964480, 3335040, 3557376, 3952640, 4002048, 4446720, 5002560, 5336064, 5928960, 6670080, 7114752, 8004096, 8893440, 10005120, 10672128, 11857920, 13340160, 16008192, 17786880, 20010240, 21344256, 26680320, 32016384, 35573760, 40020480, 53360640, 64032768, 80040960, 106721280, 160081920, 320163840]

約数ペア:

[(1, 320163840), (2, 160081920), (3, 106721280), (4, 80040960), (5, 64032768), (6, 53360640), (8, 40020480), (9, 35573760), (10, 32016384), (12, 26680320), (15, 21344256), (16, 20010240), (18, 17786880), (20, 16008192), (24, 13340160), (27, 11857920), (30, 10672128), (32, 10005120), (36, 8893440), (40, 8004096), (45, 7114752), (48, 6670080), (54, 5928960), (60, 5336064), (64, 5002560), (72, 4446720), (80, 4002048), (81, 3952640), (90, 3557376), (96, 3335040), (108, 2964480), (120, 2668032), (128, 2501280), (135, 2371584), (144, 2223360), (160, 2001024), (162, 1976320), (180, 1778688), (192, 1667520), (193, 1658880), (216, 1482240), (240, 1334016), (256, 1250640), (270, 1185792), (288, 1111680), (320, 1000512), (324, 988160), (360, 889344), (384, 833760), (386, 829440), (405, 790528), (432, 741120), (480, 667008), (512, 625320), (540, 592896), (576, 555840), (579, 552960), (640, 500256), (648, 494080), (720, 444672), (768, 416880), (772, 414720), (810, 395264), (864, 370560), (960, 333504), (965, 331776), (1024, 312660), (1080, 296448), (1152, 277920), (1158, 276480), (1280, 250128), (1296, 247040), (1440, 222336), (1536, 208440), (1544, 207360), (1620, 197632), (1728, 185280), (1737, 184320), (1920, 166752), (1930, 165888), (2048, 156330), (2160, 148224), (2304, 138960), (2316, 138240), (2560, 125064), (2592, 123520), (2880, 111168), (2895, 110592), (3072, 104220), (3088, 103680), (3240, 98816), (3456, 92640), (3474, 92160), (3840, 83376), (3860, 82944), (4096, 78165), (4320, 74112), (4608, 69480), (4632, 69120), (5120, 62532), (5184, 61760), (5211, 61440), (5760, 55584), (5790, 55296), (6144, 52110), (6176, 51840), (6480, 49408), (6912, 46320), (6948, 46080), (7680, 41688), (7720, 41472), (8640, 37056), (8685, 36864), (9216, 34740), (9264, 34560), (10240, 31266), (10368, 30880), (10422, 30720), (11520, 27792), (11580, 27648), (12288, 26055), (12352, 25920), (12960, 24704), (13824, 23160), (13896, 23040), (15360, 20844), (15440, 20736), (15633, 20480), (17280, 18528), (17370, 18432)]