257230080

素因数分解:

$2^8\times 3^5\times 5^1\times {\mathrm{827}}^1$

素因数の和:863

約数の個数: 216

約数和(自身を含む): 924067872

約数和(自身を除く): 666837792

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 243, 256, 270, 288, 320, 324, 360, 384, 405, 432, 480, 486, 540, 576, 640, 648, 720, 768, 810, 827, 864, 960, 972, 1080, 1152, 1215, 1280, 1296, 1440, 1620, 1654, 1728, 1920, 1944, 2160, 2304, 2430, 2481, 2592, 2880, 3240, 3308, 3456, 3840, 3888, 4135, 4320, 4860, 4962, 5184, 5760, 6480, 6616, 6912, 7443, 7776, 8270, 8640, 9720, 9924, 10368, 11520, 12405, 12960, 13232, 14886, 15552, 16540, 17280, 19440, 19848, 20736, 22329, 24810, 25920, 26464, 29772, 31104, 33080, 34560, 37215, 38880, 39696, 44658, 49620, 51840, 52928, 59544, 62208, 66160, 66987, 74430, 77760, 79392, 89316, 99240, 103680, 105856, 111645, 119088, 132320, 133974, 148860, 155520, 158784, 178632, 198480, 200961, 211712, 223290, 238176, 264640, 267948, 297720, 311040, 317568, 334935, 357264, 396960, 401922, 446580, 476352, 529280, 535896, 595440, 635136, 669870, 714528, 793920, 803844, 893160, 952704, 1004805, 1058560, 1071792, 1190880, 1339740, 1429056, 1587840, 1607688, 1786320, 1905408, 2009610, 2143584, 2381760, 2679480, 2858112, 3175680, 3215376, 3572640, 4019220, 4287168, 4763520, 5358960, 5716224, 6430752, 7145280, 8038440, 8574336, 9527040, 10717920, 12861504, 14290560, 16076880, 17148672, 21435840, 25723008, 28581120, 32153760, 42871680, 51446016, 64307520, 85743360, 128615040, 257230080]

約数ペア:

[(1, 257230080), (2, 128615040), (3, 85743360), (4, 64307520), (5, 51446016), (6, 42871680), (8, 32153760), (9, 28581120), (10, 25723008), (12, 21435840), (15, 17148672), (16, 16076880), (18, 14290560), (20, 12861504), (24, 10717920), (27, 9527040), (30, 8574336), (32, 8038440), (36, 7145280), (40, 6430752), (45, 5716224), (48, 5358960), (54, 4763520), (60, 4287168), (64, 4019220), (72, 3572640), (80, 3215376), (81, 3175680), (90, 2858112), (96, 2679480), (108, 2381760), (120, 2143584), (128, 2009610), (135, 1905408), (144, 1786320), (160, 1607688), (162, 1587840), (180, 1429056), (192, 1339740), (216, 1190880), (240, 1071792), (243, 1058560), (256, 1004805), (270, 952704), (288, 893160), (320, 803844), (324, 793920), (360, 714528), (384, 669870), (405, 635136), (432, 595440), (480, 535896), (486, 529280), (540, 476352), (576, 446580), (640, 401922), (648, 396960), (720, 357264), (768, 334935), (810, 317568), (827, 311040), (864, 297720), (960, 267948), (972, 264640), (1080, 238176), (1152, 223290), (1215, 211712), (1280, 200961), (1296, 198480), (1440, 178632), (1620, 158784), (1654, 155520), (1728, 148860), (1920, 133974), (1944, 132320), (2160, 119088), (2304, 111645), (2430, 105856), (2481, 103680), (2592, 99240), (2880, 89316), (3240, 79392), (3308, 77760), (3456, 74430), (3840, 66987), (3888, 66160), (4135, 62208), (4320, 59544), (4860, 52928), (4962, 51840), (5184, 49620), (5760, 44658), (6480, 39696), (6616, 38880), (6912, 37215), (7443, 34560), (7776, 33080), (8270, 31104), (8640, 29772), (9720, 26464), (9924, 25920), (10368, 24810), (11520, 22329), (12405, 20736), (12960, 19848), (13232, 19440), (14886, 17280), (15552, 16540)]