645943680

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1289}}^1$

素因数の和:1346

約数の個数: 256

約数和(自身を含む): 2368440000

約数和(自身を除く): 1722496320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 29, 30, 32, 36, 40, 45, 48, 54, 58, 60, 64, 72, 80, 87, 90, 96, 108, 116, 120, 128, 135, 144, 145, 160, 174, 180, 192, 216, 232, 240, 261, 270, 288, 290, 320, 348, 360, 384, 432, 435, 464, 480, 522, 540, 576, 580, 640, 696, 720, 783, 864, 870, 928, 960, 1044, 1080, 1152, 1160, 1289, 1305, 1392, 1440, 1566, 1728, 1740, 1856, 1920, 2088, 2160, 2320, 2578, 2610, 2784, 2880, 3132, 3456, 3480, 3712, 3867, 3915, 4176, 4320, 4640, 5156, 5220, 5568, 5760, 6264, 6445, 6960, 7734, 7830, 8352, 8640, 9280, 10312, 10440, 11136, 11601, 12528, 12890, 13920, 15468, 15660, 16704, 17280, 18560, 19335, 20624, 20880, 23202, 25056, 25780, 27840, 30936, 31320, 33408, 34803, 37381, 38670, 41248, 41760, 46404, 50112, 51560, 55680, 58005, 61872, 62640, 69606, 74762, 77340, 82496, 83520, 92808, 100224, 103120, 112143, 116010, 123744, 125280, 139212, 149524, 154680, 164992, 167040, 174015, 185616, 186905, 206240, 224286, 232020, 247488, 250560, 278424, 299048, 309360, 336429, 348030, 371232, 373810, 412480, 448572, 464040, 494976, 501120, 556848, 560715, 598096, 618720, 672858, 696060, 742464, 747620, 824960, 897144, 928080, 1009287, 1113696, 1121430, 1196192, 1237440, 1345716, 1392120, 1484928, 1495240, 1682145, 1794288, 1856160, 2018574, 2227392, 2242860, 2392384, 2474880, 2691432, 2784240, 2990480, 3364290, 3588576, 3712320, 4037148, 4454784, 4485720, 4784768, 5046435, 5382864, 5568480, 5980960, 6728580, 7177152, 7424640, 8074296, 8971440, 10092870, 10765728, 11136960, 11961920, 13457160, 14354304, 16148592, 17942880, 20185740, 21531456, 22273920, 23923840, 26914320, 32297184, 35885760, 40371480, 43062912, 53828640, 64594368, 71771520, 80742960, 107657280, 129188736, 161485920, 215314560, 322971840, 645943680]

約数ペア:

[(1, 645943680), (2, 322971840), (3, 215314560), (4, 161485920), (5, 129188736), (6, 107657280), (8, 80742960), (9, 71771520), (10, 64594368), (12, 53828640), (15, 43062912), (16, 40371480), (18, 35885760), (20, 32297184), (24, 26914320), (27, 23923840), (29, 22273920), (30, 21531456), (32, 20185740), (36, 17942880), (40, 16148592), (45, 14354304), (48, 13457160), (54, 11961920), (58, 11136960), (60, 10765728), (64, 10092870), (72, 8971440), (80, 8074296), (87, 7424640), (90, 7177152), (96, 6728580), (108, 5980960), (116, 5568480), (120, 5382864), (128, 5046435), (135, 4784768), (144, 4485720), (145, 4454784), (160, 4037148), (174, 3712320), (180, 3588576), (192, 3364290), (216, 2990480), (232, 2784240), (240, 2691432), (261, 2474880), (270, 2392384), (288, 2242860), (290, 2227392), (320, 2018574), (348, 1856160), (360, 1794288), (384, 1682145), (432, 1495240), (435, 1484928), (464, 1392120), (480, 1345716), (522, 1237440), (540, 1196192), (576, 1121430), (580, 1113696), (640, 1009287), (696, 928080), (720, 897144), (783, 824960), (864, 747620), (870, 742464), (928, 696060), (960, 672858), (1044, 618720), (1080, 598096), (1152, 560715), (1160, 556848), (1289, 501120), (1305, 494976), (1392, 464040), (1440, 448572), (1566, 412480), (1728, 373810), (1740, 371232), (1856, 348030), (1920, 336429), (2088, 309360), (2160, 299048), (2320, 278424), (2578, 250560), (2610, 247488), (2784, 232020), (2880, 224286), (3132, 206240), (3456, 186905), (3480, 185616), (3712, 174015), (3867, 167040), (3915, 164992), (4176, 154680), (4320, 149524), (4640, 139212), (5156, 125280), (5220, 123744), (5568, 116010), (5760, 112143), (6264, 103120), (6445, 100224), (6960, 92808), (7734, 83520), (7830, 82496), (8352, 77340), (8640, 74762), (9280, 69606), (10312, 62640), (10440, 61872), (11136, 58005), (11601, 55680), (12528, 51560), (12890, 50112), (13920, 46404), (15468, 41760), (15660, 41248), (16704, 38670), (17280, 37381), (18560, 34803), (19335, 33408), (20624, 31320), (20880, 30936), (23202, 27840), (25056, 25780)]