640295040

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:172

約数の個数: 512

約数和(自身を含む): 2622689280

約数和(自身を除く): 1982394240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 32, 33, 35, 40, 42, 44, 48, 55, 56, 60, 61, 64, 66, 70, 71, 77, 80, 84, 88, 96, 105, 110, 112, 120, 122, 128, 132, 140, 142, 154, 160, 165, 168, 176, 183, 192, 210, 213, 220, 224, 231, 240, 244, 264, 280, 284, 305, 308, 320, 330, 336, 352, 355, 366, 384, 385, 420, 426, 427, 440, 448, 462, 480, 488, 497, 528, 560, 568, 610, 616, 640, 660, 671, 672, 704, 710, 732, 770, 781, 840, 852, 854, 880, 896, 915, 924, 960, 976, 994, 1056, 1065, 1120, 1136, 1155, 1220, 1232, 1281, 1320, 1342, 1344, 1408, 1420, 1464, 1491, 1540, 1562, 1680, 1704, 1708, 1760, 1830, 1848, 1920, 1952, 1988, 2013, 2112, 2130, 2135, 2240, 2272, 2310, 2343, 2440, 2464, 2485, 2562, 2640, 2684, 2688, 2840, 2928, 2982, 3080, 3124, 3355, 3360, 3408, 3416, 3520, 3660, 3696, 3904, 3905, 3976, 4026, 4224, 4260, 4270, 4331, 4480, 4544, 4620, 4686, 4697, 4880, 4928, 4970, 5124, 5280, 5368, 5467, 5680, 5856, 5964, 6160, 6248, 6405, 6710, 6720, 6816, 6832, 7040, 7320, 7392, 7455, 7808, 7810, 7952, 8052, 8520, 8540, 8662, 9088, 9240, 9372, 9394, 9760, 9856, 9940, 10065, 10248, 10560, 10736, 10934, 11360, 11712, 11715, 11928, 12320, 12496, 12810, 12993, 13420, 13440, 13632, 13664, 14091, 14640, 14784, 14910, 15620, 15904, 16104, 16401, 17040, 17080, 17324, 18480, 18744, 18788, 19520, 19880, 20130, 20496, 21120, 21472, 21655, 21868, 22720, 23424, 23430, 23485, 23856, 24640, 24992, 25620, 25986, 26840, 27264, 27328, 27335, 28182, 29280, 29568, 29820, 30317, 31240, 31808, 32208, 32802, 34080, 34160, 34648, 36960, 37488, 37576, 39040, 39760, 40260, 40992, 42944, 43310, 43736, 45440, 46860, 46970, 47641, 47712, 49280, 49984, 51240, 51972, 53680, 54656, 54670, 56364, 58560, 59640, 60634, 62480, 63616, 64416, 64965, 65604, 68160, 68320, 69296, 70455, 73920, 74976, 75152, 79520, 80520, 81984, 82005, 85888, 86620, 87472, 90951, 93720, 93940, 95282, 95424, 99968, 102480, 103944, 107360, 109340, 112728, 117120, 119280, 121268, 124960, 128832, 129930, 131208, 136320, 136640, 138592, 140910, 142923, 147840, 149952, 150304, 151585, 159040, 161040, 163968, 164010, 173240, 174944, 181902, 187440, 187880, 190564, 190848, 204960, 207888, 214720, 218680, 225456, 238205, 238560, 242536, 249920, 257664, 259860, 262416, 273280, 277184, 281820, 285846, 299904, 300608, 303170, 318080, 322080, 328020, 333487, 346480, 349888, 363804, 374880, 375760, 381128, 409920, 415776, 429440, 437360, 450912, 454755, 476410, 477120, 485072, 499840, 519720, 524832, 554368, 563640, 571692, 601216, 606340, 644160, 656040, 666974, 692960, 699776, 714615, 727608, 749760, 751520, 762256, 819840, 831552, 874720, 901824, 909510, 952820, 954240, 970144, 1000461, 1039440, 1049664, 1127280, 1143384, 1212680, 1288320, 1312080, 1333948, 1385920, 1429230, 1455216, 1499520, 1503040, 1524512, 1663104, 1667435, 1749440, 1803648, 1819020, 1905640, 1940288, 2000922, 2078880, 2099328, 2254560, 2286768, 2425360, 2624160, 2667896, 2771840, 2858460, 2910432, 3006080, 3049024, 3334870, 3498880, 3638040, 3811280, 3880576, 4001844, 4157760, 4509120, 4573536, 4850720, 5002305, 5248320, 5335792, 5716920, 5820864, 6098048, 6669740, 7276080, 7622560, 8003688, 8315520, 9018240, 9147072, 9701440, 10004610, 10496640, 10671584, 11433840, 11641728, 13339480, 14552160, 15245120, 16007376, 18294144, 19402880, 20009220, 21343168, 22867680, 26678960, 29104320, 30490240, 32014752, 40018440, 42686336, 45735360, 53357920, 58208640, 64029504, 80036880, 91470720, 106715840, 128059008, 160073760, 213431680, 320147520, 640295040]

約数ペア:

[(1, 640295040), (2, 320147520), (3, 213431680), (4, 160073760), (5, 128059008), (6, 106715840), (7, 91470720), (8, 80036880), (10, 64029504), (11, 58208640), (12, 53357920), (14, 45735360), (15, 42686336), (16, 40018440), (20, 32014752), (21, 30490240), (22, 29104320), (24, 26678960), (28, 22867680), (30, 21343168), (32, 20009220), (33, 19402880), (35, 18294144), (40, 16007376), (42, 15245120), (44, 14552160), (48, 13339480), (55, 11641728), (56, 11433840), (60, 10671584), (61, 10496640), (64, 10004610), (66, 9701440), (70, 9147072), (71, 9018240), (77, 8315520), (80, 8003688), (84, 7622560), (88, 7276080), (96, 6669740), (105, 6098048), (110, 5820864), (112, 5716920), (120, 5335792), (122, 5248320), (128, 5002305), (132, 4850720), (140, 4573536), (142, 4509120), (154, 4157760), (160, 4001844), (165, 3880576), (168, 3811280), (176, 3638040), (183, 3498880), (192, 3334870), (210, 3049024), (213, 3006080), (220, 2910432), (224, 2858460), (231, 2771840), (240, 2667896), (244, 2624160), (264, 2425360), (280, 2286768), (284, 2254560), (305, 2099328), (308, 2078880), (320, 2000922), (330, 1940288), (336, 1905640), (352, 1819020), (355, 1803648), (366, 1749440), (384, 1667435), (385, 1663104), (420, 1524512), (426, 1503040), (427, 1499520), (440, 1455216), (448, 1429230), (462, 1385920), (480, 1333948), (488, 1312080), (497, 1288320), (528, 1212680), (560, 1143384), (568, 1127280), (610, 1049664), (616, 1039440), (640, 1000461), (660, 970144), (671, 954240), (672, 952820), (704, 909510), (710, 901824), (732, 874720), (770, 831552), (781, 819840), (840, 762256), (852, 751520), (854, 749760), (880, 727608), (896, 714615), (915, 699776), (924, 692960), (960, 666974), (976, 656040), (994, 644160), (1056, 606340), (1065, 601216), (1120, 571692), (1136, 563640), (1155, 554368), (1220, 524832), (1232, 519720), (1281, 499840), (1320, 485072), (1342, 477120), (1344, 476410), (1408, 454755), (1420, 450912), (1464, 437360), (1491, 429440), (1540, 415776), (1562, 409920), (1680, 381128), (1704, 375760), (1708, 374880), (1760, 363804), (1830, 349888), (1848, 346480), (1920, 333487), (1952, 328020), (1988, 322080), (2013, 318080), (2112, 303170), (2130, 300608), (2135, 299904), (2240, 285846), (2272, 281820), (2310, 277184), (2343, 273280), (2440, 262416), (2464, 259860), (2485, 257664), (2562, 249920), (2640, 242536), (2684, 238560), (2688, 238205), (2840, 225456), (2928, 218680), (2982, 214720), (3080, 207888), (3124, 204960), (3355, 190848), (3360, 190564), (3408, 187880), (3416, 187440), (3520, 181902), (3660, 174944), (3696, 173240), (3904, 164010), (3905, 163968), (3976, 161040), (4026, 159040), (4224, 151585), (4260, 150304), (4270, 149952), (4331, 147840), (4480, 142923), (4544, 140910), (4620, 138592), (4686, 136640), (4697, 136320), (4880, 131208), (4928, 129930), (4970, 128832), (5124, 124960), (5280, 121268), (5368, 119280), (5467, 117120), (5680, 112728), (5856, 109340), (5964, 107360), (6160, 103944), (6248, 102480), (6405, 99968), (6710, 95424), (6720, 95282), (6816, 93940), (6832, 93720), (7040, 90951), (7320, 87472), (7392, 86620), (7455, 85888), (7808, 82005), (7810, 81984), (7952, 80520), (8052, 79520), (8520, 75152), (8540, 74976), (8662, 73920), (9088, 70455), (9240, 69296), (9372, 68320), (9394, 68160), (9760, 65604), (9856, 64965), (9940, 64416), (10065, 63616), (10248, 62480), (10560, 60634), (10736, 59640), (10934, 58560), (11360, 56364), (11712, 54670), (11715, 54656), (11928, 53680), (12320, 51972), (12496, 51240), (12810, 49984), (12993, 49280), (13420, 47712), (13440, 47641), (13632, 46970), (13664, 46860), (14091, 45440), (14640, 43736), (14784, 43310), (14910, 42944), (15620, 40992), (15904, 40260), (16104, 39760), (16401, 39040), (17040, 37576), (17080, 37488), (17324, 36960), (18480, 34648), (18744, 34160), (18788, 34080), (19520, 32802), (19880, 32208), (20130, 31808), (20496, 31240), (21120, 30317), (21472, 29820), (21655, 29568), (21868, 29280), (22720, 28182), (23424, 27335), (23430, 27328), (23485, 27264), (23856, 26840), (24640, 25986), (24992, 25620)]