1440039040

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:211

約数の個数: 256

約数和(自身を含む): 3955184640

約数和(自身を除く): 2515145600

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 43, 44, 55, 64, 67, 71, 80, 86, 88, 110, 128, 134, 142, 160, 172, 176, 215, 220, 268, 284, 320, 335, 344, 352, 355, 430, 440, 473, 536, 568, 640, 670, 688, 704, 710, 737, 781, 860, 880, 946, 1072, 1136, 1340, 1376, 1408, 1420, 1474, 1562, 1720, 1760, 1892, 2144, 2272, 2365, 2680, 2752, 2840, 2881, 2948, 3053, 3124, 3440, 3520, 3685, 3784, 3905, 4288, 4544, 4730, 4757, 5360, 5504, 5680, 5762, 5896, 6106, 6248, 6880, 7040, 7370, 7568, 7810, 8576, 9088, 9460, 9514, 10720, 11360, 11524, 11792, 12212, 12496, 13760, 14405, 14740, 15136, 15265, 15620, 18920, 19028, 21440, 22720, 23048, 23584, 23785, 24424, 24992, 27520, 28810, 29480, 30272, 30530, 31240, 31691, 33583, 37840, 38056, 42880, 45440, 46096, 47168, 47570, 48848, 49984, 52327, 57620, 58960, 60544, 61060, 62480, 63382, 67166, 75680, 76112, 92192, 94336, 95140, 97696, 99968, 104654, 115240, 117920, 122120, 124960, 126764, 134332, 151360, 152224, 158455, 167915, 184384, 190280, 195392, 204551, 209308, 230480, 235840, 244240, 249920, 253528, 261635, 268664, 302720, 304448, 316910, 335830, 368768, 380560, 390784, 409102, 418616, 460960, 471680, 488480, 499840, 507056, 523270, 537328, 608896, 633820, 671660, 761120, 818204, 837232, 921920, 976960, 1014112, 1022755, 1046540, 1074656, 1267640, 1343320, 1522240, 1636408, 1674464, 1843840, 1953920, 2028224, 2045510, 2093080, 2149312, 2250061, 2535280, 2686640, 3044480, 3272816, 3348928, 4056448, 4091020, 4186160, 4298624, 4500122, 5070560, 5373280, 6545632, 6697856, 8182040, 8372320, 9000244, 10141120, 10746560, 11250305, 13091264, 16364080, 16744640, 18000488, 20282240, 21493120, 22500610, 26182528, 32728160, 33489280, 36000976, 45001220, 65456320, 72001952, 90002440, 130912640, 144003904, 180004880, 288007808, 360009760, 720019520, 1440039040]

約数ペア:

[(1, 1440039040), (2, 720019520), (4, 360009760), (5, 288007808), (8, 180004880), (10, 144003904), (11, 130912640), (16, 90002440), (20, 72001952), (22, 65456320), (32, 45001220), (40, 36000976), (43, 33489280), (44, 32728160), (55, 26182528), (64, 22500610), (67, 21493120), (71, 20282240), (80, 18000488), (86, 16744640), (88, 16364080), (110, 13091264), (128, 11250305), (134, 10746560), (142, 10141120), (160, 9000244), (172, 8372320), (176, 8182040), (215, 6697856), (220, 6545632), (268, 5373280), (284, 5070560), (320, 4500122), (335, 4298624), (344, 4186160), (352, 4091020), (355, 4056448), (430, 3348928), (440, 3272816), (473, 3044480), (536, 2686640), (568, 2535280), (640, 2250061), (670, 2149312), (688, 2093080), (704, 2045510), (710, 2028224), (737, 1953920), (781, 1843840), (860, 1674464), (880, 1636408), (946, 1522240), (1072, 1343320), (1136, 1267640), (1340, 1074656), (1376, 1046540), (1408, 1022755), (1420, 1014112), (1474, 976960), (1562, 921920), (1720, 837232), (1760, 818204), (1892, 761120), (2144, 671660), (2272, 633820), (2365, 608896), (2680, 537328), (2752, 523270), (2840, 507056), (2881, 499840), (2948, 488480), (3053, 471680), (3124, 460960), (3440, 418616), (3520, 409102), (3685, 390784), (3784, 380560), (3905, 368768), (4288, 335830), (4544, 316910), (4730, 304448), (4757, 302720), (5360, 268664), (5504, 261635), (5680, 253528), (5762, 249920), (5896, 244240), (6106, 235840), (6248, 230480), (6880, 209308), (7040, 204551), (7370, 195392), (7568, 190280), (7810, 184384), (8576, 167915), (9088, 158455), (9460, 152224), (9514, 151360), (10720, 134332), (11360, 126764), (11524, 124960), (11792, 122120), (12212, 117920), (12496, 115240), (13760, 104654), (14405, 99968), (14740, 97696), (15136, 95140), (15265, 94336), (15620, 92192), (18920, 76112), (19028, 75680), (21440, 67166), (22720, 63382), (23048, 62480), (23584, 61060), (23785, 60544), (24424, 58960), (24992, 57620), (27520, 52327), (28810, 49984), (29480, 48848), (30272, 47570), (30530, 47168), (31240, 46096), (31691, 45440), (33583, 42880), (37840, 38056)]