638964480

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2161}}^1$

素因数の和:2203

約数の個数: 288

約数和(自身を含む): 2545417728

約数和(自身を除く): 1906453248

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, 64, 66, 70, 77, 80, 84, 88, 96, 105, 110, 112, 120, 128, 132, 140, 154, 160, 165, 168, 176, 192, 210, 220, 224, 231, 240, 256, 264, 280, 308, 320, 330, 336, 352, 384, 385, 420, 440, 448, 462, 480, 528, 560, 616, 640, 660, 672, 704, 768, 770, 840, 880, 896, 924, 960, 1056, 1120, 1155, 1232, 1280, 1320, 1344, 1408, 1540, 1680, 1760, 1792, 1848, 1920, 2112, 2161, 2240, 2310, 2464, 2640, 2688, 2816, 3080, 3360, 3520, 3696, 3840, 4224, 4322, 4480, 4620, 4928, 5280, 5376, 6160, 6483, 6720, 7040, 7392, 8448, 8644, 8960, 9240, 9856, 10560, 10805, 12320, 12966, 13440, 14080, 14784, 15127, 17288, 18480, 19712, 21120, 21610, 23771, 24640, 25932, 26880, 29568, 30254, 32415, 34576, 36960, 42240, 43220, 45381, 47542, 49280, 51864, 59136, 60508, 64830, 69152, 71313, 73920, 75635, 86440, 90762, 95084, 98560, 103728, 118855, 121016, 129660, 138304, 142626, 147840, 151270, 166397, 172880, 181524, 190168, 207456, 226905, 237710, 242032, 259320, 276608, 285252, 295680, 302540, 332794, 345760, 356565, 363048, 380336, 414912, 453810, 475420, 484064, 499191, 518640, 553216, 570504, 605080, 665588, 691520, 713130, 726096, 760672, 829824, 831985, 907620, 950840, 968128, 998382, 1037280, 1141008, 1210160, 1331176, 1383040, 1426260, 1452192, 1521344, 1659648, 1663970, 1815240, 1901680, 1936256, 1996764, 2074560, 2282016, 2420320, 2495955, 2662352, 2766080, 2852520, 2904384, 3042688, 3327940, 3630480, 3803360, 3872512, 3993528, 4149120, 4564032, 4840640, 4991910, 5324704, 5705040, 5808768, 6085376, 6655880, 7260960, 7606720, 7987056, 8298240, 9128064, 9681280, 9983820, 10649408, 11410080, 11617536, 13311760, 14521920, 15213440, 15974112, 18256128, 19362560, 19967640, 21298816, 22820160, 26623520, 29043840, 30426880, 31948224, 39935280, 42597632, 45640320, 53247040, 58087680, 63896448, 79870560, 91280640, 106494080, 127792896, 159741120, 212988160, 319482240, 638964480]

約数ペア:

[(1, 638964480), (2, 319482240), (3, 212988160), (4, 159741120), (5, 127792896), (6, 106494080), (7, 91280640), (8, 79870560), (10, 63896448), (11, 58087680), (12, 53247040), (14, 45640320), (15, 42597632), (16, 39935280), (20, 31948224), (21, 30426880), (22, 29043840), (24, 26623520), (28, 22820160), (30, 21298816), (32, 19967640), (33, 19362560), (35, 18256128), (40, 15974112), (42, 15213440), (44, 14521920), (48, 13311760), (55, 11617536), (56, 11410080), (60, 10649408), (64, 9983820), (66, 9681280), (70, 9128064), (77, 8298240), (80, 7987056), (84, 7606720), (88, 7260960), (96, 6655880), (105, 6085376), (110, 5808768), (112, 5705040), (120, 5324704), (128, 4991910), (132, 4840640), (140, 4564032), (154, 4149120), (160, 3993528), (165, 3872512), (168, 3803360), (176, 3630480), (192, 3327940), (210, 3042688), (220, 2904384), (224, 2852520), (231, 2766080), (240, 2662352), (256, 2495955), (264, 2420320), (280, 2282016), (308, 2074560), (320, 1996764), (330, 1936256), (336, 1901680), (352, 1815240), (384, 1663970), (385, 1659648), (420, 1521344), (440, 1452192), (448, 1426260), (462, 1383040), (480, 1331176), (528, 1210160), (560, 1141008), (616, 1037280), (640, 998382), (660, 968128), (672, 950840), (704, 907620), (768, 831985), (770, 829824), (840, 760672), (880, 726096), (896, 713130), (924, 691520), (960, 665588), (1056, 605080), (1120, 570504), (1155, 553216), (1232, 518640), (1280, 499191), (1320, 484064), (1344, 475420), (1408, 453810), (1540, 414912), (1680, 380336), (1760, 363048), (1792, 356565), (1848, 345760), (1920, 332794), (2112, 302540), (2161, 295680), (2240, 285252), (2310, 276608), (2464, 259320), (2640, 242032), (2688, 237710), (2816, 226905), (3080, 207456), (3360, 190168), (3520, 181524), (3696, 172880), (3840, 166397), (4224, 151270), (4322, 147840), (4480, 142626), (4620, 138304), (4928, 129660), (5280, 121016), (5376, 118855), (6160, 103728), (6483, 98560), (6720, 95084), (7040, 90762), (7392, 86440), (8448, 75635), (8644, 73920), (8960, 71313), (9240, 69152), (9856, 64830), (10560, 60508), (10805, 59136), (12320, 51864), (12966, 49280), (13440, 47542), (14080, 45381), (14784, 43220), (15127, 42240), (17288, 36960), (18480, 34576), (19712, 32415), (21120, 30254), (21610, 29568), (23771, 26880), (24640, 25932)]