1996577280

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{449}}^1$

素因数の和:671

約数の個数: 240

約数和(自身を含む): 6966016200

約数和(自身を除く): 4969438920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 193, 240, 256, 288, 320, 360, 384, 386, 449, 480, 512, 576, 579, 640, 720, 768, 772, 898, 960, 965, 1152, 1158, 1280, 1347, 1440, 1536, 1544, 1737, 1796, 1920, 1930, 2245, 2304, 2316, 2560, 2694, 2880, 2895, 3088, 3474, 3592, 3840, 3860, 4041, 4490, 4608, 4632, 5388, 5760, 5790, 6176, 6735, 6948, 7184, 7680, 7720, 8082, 8685, 8980, 9264, 10776, 11520, 11580, 12352, 13470, 13896, 14368, 15440, 16164, 17370, 17960, 18528, 20205, 21552, 23040, 23160, 24704, 26940, 27792, 28736, 30880, 32328, 34740, 35920, 37056, 40410, 43104, 46320, 49408, 53880, 55584, 57472, 61760, 64656, 69480, 71840, 74112, 80820, 86208, 86657, 92640, 98816, 107760, 111168, 114944, 123520, 129312, 138960, 143680, 148224, 161640, 172416, 173314, 185280, 215520, 222336, 229888, 247040, 258624, 259971, 277920, 287360, 296448, 323280, 344832, 346628, 370560, 431040, 433285, 444672, 494080, 517248, 519942, 555840, 574720, 646560, 689664, 693256, 741120, 779913, 862080, 866570, 889344, 1034496, 1039884, 1111680, 1149440, 1293120, 1299855, 1386512, 1482240, 1559826, 1724160, 1733140, 2068992, 2079768, 2223360, 2586240, 2599710, 2773024, 3119652, 3448320, 3466280, 3899565, 4159536, 4446720, 5172480, 5199420, 5546048, 6239304, 6932560, 7799130, 8319072, 10344960, 10398840, 11092096, 12478608, 13865120, 15598260, 16638144, 20797680, 22184192, 24957216, 27730240, 31196520, 33276288, 41595360, 44368384, 49914432, 55460480, 62393040, 66552576, 83190720, 99828864, 110920960, 124786080, 133105152, 166381440, 199657728, 221841920, 249572160, 332762880, 399315456, 499144320, 665525760, 998288640, 1996577280]

約数ペア:

[(1, 1996577280), (2, 998288640), (3, 665525760), (4, 499144320), (5, 399315456), (6, 332762880), (8, 249572160), (9, 221841920), (10, 199657728), (12, 166381440), (15, 133105152), (16, 124786080), (18, 110920960), (20, 99828864), (24, 83190720), (30, 66552576), (32, 62393040), (36, 55460480), (40, 49914432), (45, 44368384), (48, 41595360), (60, 33276288), (64, 31196520), (72, 27730240), (80, 24957216), (90, 22184192), (96, 20797680), (120, 16638144), (128, 15598260), (144, 13865120), (160, 12478608), (180, 11092096), (192, 10398840), (193, 10344960), (240, 8319072), (256, 7799130), (288, 6932560), (320, 6239304), (360, 5546048), (384, 5199420), (386, 5172480), (449, 4446720), (480, 4159536), (512, 3899565), (576, 3466280), (579, 3448320), (640, 3119652), (720, 2773024), (768, 2599710), (772, 2586240), (898, 2223360), (960, 2079768), (965, 2068992), (1152, 1733140), (1158, 1724160), (1280, 1559826), (1347, 1482240), (1440, 1386512), (1536, 1299855), (1544, 1293120), (1737, 1149440), (1796, 1111680), (1920, 1039884), (1930, 1034496), (2245, 889344), (2304, 866570), (2316, 862080), (2560, 779913), (2694, 741120), (2880, 693256), (2895, 689664), (3088, 646560), (3474, 574720), (3592, 555840), (3840, 519942), (3860, 517248), (4041, 494080), (4490, 444672), (4608, 433285), (4632, 431040), (5388, 370560), (5760, 346628), (5790, 344832), (6176, 323280), (6735, 296448), (6948, 287360), (7184, 277920), (7680, 259971), (7720, 258624), (8082, 247040), (8685, 229888), (8980, 222336), (9264, 215520), (10776, 185280), (11520, 173314), (11580, 172416), (12352, 161640), (13470, 148224), (13896, 143680), (14368, 138960), (15440, 129312), (16164, 123520), (17370, 114944), (17960, 111168), (18528, 107760), (20205, 98816), (21552, 92640), (23040, 86657), (23160, 86208), (24704, 80820), (26940, 74112), (27792, 71840), (28736, 69480), (30880, 64656), (32328, 61760), (34740, 57472), (35920, 55584), (37056, 53880), (40410, 49408), (43104, 46320)]