640256279040

素因数分解:

$2^9\times 3^3\times 5^1\times 7^1\times {\mathrm{1323281}}^1$

素因数の和:1323320

約数の個数: 320

約数和(自身を含む): 2599137573120

約数和(自身を除く): 1958881294080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 128, 135, 140, 144, 160, 168, 180, 189, 192, 210, 216, 224, 240, 252, 256, 270, 280, 288, 315, 320, 336, 360, 378, 384, 420, 432, 448, 480, 504, 512, 540, 560, 576, 630, 640, 672, 720, 756, 768, 840, 864, 896, 945, 960, 1008, 1080, 1120, 1152, 1260, 1280, 1344, 1440, 1512, 1536, 1680, 1728, 1792, 1890, 1920, 2016, 2160, 2240, 2304, 2520, 2560, 2688, 2880, 3024, 3360, 3456, 3584, 3780, 3840, 4032, 4320, 4480, 4608, 5040, 5376, 5760, 6048, 6720, 6912, 7560, 7680, 8064, 8640, 8960, 10080, 10752, 11520, 12096, 13440, 13824, 15120, 16128, 17280, 17920, 20160, 23040, 24192, 26880, 30240, 32256, 34560, 40320, 48384, 53760, 60480, 69120, 80640, 96768, 120960, 161280, 241920, 483840, 1323281, 2646562, 3969843, 5293124, 6616405, 7939686, 9262967, 10586248, 11909529, 13232810, 15879372, 18525934, 19849215, 21172496, 23819058, 26465620, 27788901, 31758744, 35728587, 37051868, 39698430, 42344992, 46314835, 47638116, 52931240, 55577802, 59547645, 63517488, 71457174, 74103736, 79396860, 83366703, 84689984, 92629670, 95276232, 105862480, 111155604, 119095290, 127034976, 138944505, 142914348, 148207472, 158793720, 166733406, 169379968, 178642935, 185259340, 190552464, 211724960, 222311208, 238190580, 250100109, 254069952, 277889010, 285828696, 296414944, 317587440, 333466812, 338759936, 357285870, 370518680, 381104928, 416833515, 423449920, 444622416, 476381160, 500200218, 508139904, 555778020, 571657392, 592829888, 635174880, 666933624, 677519872, 714571740, 741037360, 762209856, 833667030, 846899840, 889244832, 952762320, 1000400436, 1016279808, 1111556040, 1143314784, 1185659776, 1250500545, 1270349760, 1333867248, 1429143480, 1482074720, 1524419712, 1667334060, 1693799680, 1778489664, 1905524640, 2000800872, 2032559616, 2223112080, 2286629568, 2371319552, 2501001090, 2540699520, 2667734496, 2858286960, 2964149440, 3048839424, 3334668120, 3387599360, 3556979328, 3811049280, 4001601744, 4446224160, 4573259136, 4742639104, 5002002180, 5081399040, 5335468992, 5716573920, 5928298880, 6097678848, 6669336240, 7113958656, 7622098560, 8003203488, 8892448320, 9146518272, 10004004360, 10162798080, 10670937984, 11433147840, 11856597760, 13338672480, 14227917312, 15244197120, 16006406976, 17784896640, 18293036544, 20008008720, 21341875968, 22866295680, 23713195520, 26677344960, 30488394240, 32012813952, 35569793280, 40016017440, 42683751936, 45732591360, 53354689920, 64025627904, 71139586560, 80032034880, 91465182720, 106709379840, 128051255808, 160064069760, 213418759680, 320128139520, 640256279040]

約数ペア:

[(1, 640256279040), (2, 320128139520), (3, 213418759680), (4, 160064069760), (5, 128051255808), (6, 106709379840), (7, 91465182720), (8, 80032034880), (9, 71139586560), (10, 64025627904), (12, 53354689920), (14, 45732591360), (15, 42683751936), (16, 40016017440), (18, 35569793280), (20, 32012813952), (21, 30488394240), (24, 26677344960), (27, 23713195520), (28, 22866295680), (30, 21341875968), (32, 20008008720), (35, 18293036544), (36, 17784896640), (40, 16006406976), (42, 15244197120), (45, 14227917312), (48, 13338672480), (54, 11856597760), (56, 11433147840), (60, 10670937984), (63, 10162798080), (64, 10004004360), (70, 9146518272), (72, 8892448320), (80, 8003203488), (84, 7622098560), (90, 7113958656), (96, 6669336240), (105, 6097678848), (108, 5928298880), (112, 5716573920), (120, 5335468992), (126, 5081399040), (128, 5002002180), (135, 4742639104), (140, 4573259136), (144, 4446224160), (160, 4001601744), (168, 3811049280), (180, 3556979328), (189, 3387599360), (192, 3334668120), (210, 3048839424), (216, 2964149440), (224, 2858286960), (240, 2667734496), (252, 2540699520), (256, 2501001090), (270, 2371319552), (280, 2286629568), (288, 2223112080), (315, 2032559616), (320, 2000800872), (336, 1905524640), (360, 1778489664), (378, 1693799680), (384, 1667334060), (420, 1524419712), (432, 1482074720), (448, 1429143480), (480, 1333867248), (504, 1270349760), (512, 1250500545), (540, 1185659776), (560, 1143314784), (576, 1111556040), (630, 1016279808), (640, 1000400436), (672, 952762320), (720, 889244832), (756, 846899840), (768, 833667030), (840, 762209856), (864, 741037360), (896, 714571740), (945, 677519872), (960, 666933624), (1008, 635174880), (1080, 592829888), (1120, 571657392), (1152, 555778020), (1260, 508139904), (1280, 500200218), (1344, 476381160), (1440, 444622416), (1512, 423449920), (1536, 416833515), (1680, 381104928), (1728, 370518680), (1792, 357285870), (1890, 338759936), (1920, 333466812), (2016, 317587440), (2160, 296414944), (2240, 285828696), (2304, 277889010), (2520, 254069952), (2560, 250100109), (2688, 238190580), (2880, 222311208), (3024, 211724960), (3360, 190552464), (3456, 185259340), (3584, 178642935), (3780, 169379968), (3840, 166733406), (4032, 158793720), (4320, 148207472), (4480, 142914348), (4608, 138944505), (5040, 127034976), (5376, 119095290), (5760, 111155604), (6048, 105862480), (6720, 95276232), (6912, 92629670), (7560, 84689984), (7680, 83366703), (8064, 79396860), (8640, 74103736), (8960, 71457174), (10080, 63517488), (10752, 59547645), (11520, 55577802), (12096, 52931240), (13440, 47638116), (13824, 46314835), (15120, 42344992), (16128, 39698430), (17280, 37051868), (17920, 35728587), (20160, 31758744), (23040, 27788901), (24192, 26465620), (26880, 23819058), (30240, 21172496), (32256, 19849215), (34560, 18525934), (40320, 15879372), (48384, 13232810), (53760, 11909529), (60480, 10586248), (69120, 9262967), (80640, 7939686), (96768, 6616405), (120960, 5293124), (161280, 3969843), (241920, 2646562), (483840, 1323281)]