521789040

素因数分解:

$2^4\times 3^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{389}}^1$

素因数の和:443

約数の個数: 280

約数和(自身を含む): 1902869280

約数和(自身を除く): 1381080240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 27, 30, 36, 40, 45, 46, 48, 54, 60, 69, 72, 80, 81, 90, 92, 108, 115, 120, 135, 138, 144, 162, 180, 184, 207, 216, 230, 240, 243, 270, 276, 324, 345, 360, 368, 389, 405, 414, 432, 460, 486, 540, 552, 621, 648, 690, 720, 729, 778, 810, 828, 920, 972, 1035, 1080, 1104, 1167, 1215, 1242, 1296, 1380, 1458, 1556, 1620, 1656, 1840, 1863, 1944, 1945, 2070, 2160, 2334, 2430, 2484, 2760, 2916, 3105, 3112, 3240, 3312, 3501, 3645, 3726, 3888, 3890, 4140, 4668, 4860, 4968, 5520, 5589, 5832, 5835, 6210, 6224, 6480, 7002, 7290, 7452, 7780, 8280, 8947, 9315, 9336, 9720, 9936, 10503, 11178, 11664, 11670, 12420, 14004, 14580, 14904, 15560, 16560, 16767, 17505, 17894, 18630, 18672, 19440, 21006, 22356, 23340, 24840, 26841, 27945, 28008, 29160, 29808, 31120, 31509, 33534, 35010, 35788, 37260, 42012, 44712, 44735, 46680, 49680, 52515, 53682, 55890, 56016, 58320, 63018, 67068, 70020, 71576, 74520, 80523, 83835, 84024, 89424, 89470, 93360, 94527, 105030, 107364, 111780, 126036, 134136, 134205, 140040, 143152, 149040, 157545, 161046, 167670, 168048, 178940, 189054, 210060, 214728, 223560, 241569, 252072, 268272, 268410, 280080, 283581, 315090, 322092, 335340, 357880, 378108, 402615, 420120, 429456, 447120, 472635, 483138, 504144, 536820, 567162, 630180, 644184, 670680, 715760, 724707, 756216, 805230, 840240, 945270, 966276, 1073640, 1134324, 1207845, 1260360, 1288368, 1341360, 1417905, 1449414, 1512432, 1610460, 1890540, 1932552, 2147280, 2174121, 2268648, 2415690, 2520720, 2835810, 2898828, 3220920, 3623535, 3781080, 3865104, 4348242, 4537296, 4831380, 5671620, 5797656, 6441840, 6522363, 7247070, 7562160, 8696484, 9662760, 10870605, 11343240, 11595312, 13044726, 14494140, 17392968, 19325520, 21741210, 22686480, 26089452, 28988280, 32611815, 34785936, 43482420, 52178904, 57976560, 65223630, 86964840, 104357808, 130447260, 173929680, 260894520, 521789040]

約数ペア:

[(1, 521789040), (2, 260894520), (3, 173929680), (4, 130447260), (5, 104357808), (6, 86964840), (8, 65223630), (9, 57976560), (10, 52178904), (12, 43482420), (15, 34785936), (16, 32611815), (18, 28988280), (20, 26089452), (23, 22686480), (24, 21741210), (27, 19325520), (30, 17392968), (36, 14494140), (40, 13044726), (45, 11595312), (46, 11343240), (48, 10870605), (54, 9662760), (60, 8696484), (69, 7562160), (72, 7247070), (80, 6522363), (81, 6441840), (90, 5797656), (92, 5671620), (108, 4831380), (115, 4537296), (120, 4348242), (135, 3865104), (138, 3781080), (144, 3623535), (162, 3220920), (180, 2898828), (184, 2835810), (207, 2520720), (216, 2415690), (230, 2268648), (240, 2174121), (243, 2147280), (270, 1932552), (276, 1890540), (324, 1610460), (345, 1512432), (360, 1449414), (368, 1417905), (389, 1341360), (405, 1288368), (414, 1260360), (432, 1207845), (460, 1134324), (486, 1073640), (540, 966276), (552, 945270), (621, 840240), (648, 805230), (690, 756216), (720, 724707), (729, 715760), (778, 670680), (810, 644184), (828, 630180), (920, 567162), (972, 536820), (1035, 504144), (1080, 483138), (1104, 472635), (1167, 447120), (1215, 429456), (1242, 420120), (1296, 402615), (1380, 378108), (1458, 357880), (1556, 335340), (1620, 322092), (1656, 315090), (1840, 283581), (1863, 280080), (1944, 268410), (1945, 268272), (2070, 252072), (2160, 241569), (2334, 223560), (2430, 214728), (2484, 210060), (2760, 189054), (2916, 178940), (3105, 168048), (3112, 167670), (3240, 161046), (3312, 157545), (3501, 149040), (3645, 143152), (3726, 140040), (3888, 134205), (3890, 134136), (4140, 126036), (4668, 111780), (4860, 107364), (4968, 105030), (5520, 94527), (5589, 93360), (5832, 89470), (5835, 89424), (6210, 84024), (6224, 83835), (6480, 80523), (7002, 74520), (7290, 71576), (7452, 70020), (7780, 67068), (8280, 63018), (8947, 58320), (9315, 56016), (9336, 55890), (9720, 53682), (9936, 52515), (10503, 49680), (11178, 46680), (11664, 44735), (11670, 44712), (12420, 42012), (14004, 37260), (14580, 35788), (14904, 35010), (15560, 33534), (16560, 31509), (16767, 31120), (17505, 29808), (17894, 29160), (18630, 28008), (18672, 27945), (19440, 26841), (21006, 24840), (22356, 23340)]