257204920320

素因数分解:

$2^{13}\times 3^3\times 5^1\times {\mathrm{232571}}^1$

素因数の和:232611

約数の個数: 224

約数和(自身を含む): 914454498240

約数和(自身を除く): 657249577920

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, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 256, 270, 288, 320, 360, 384, 432, 480, 512, 540, 576, 640, 720, 768, 864, 960, 1024, 1080, 1152, 1280, 1440, 1536, 1728, 1920, 2048, 2160, 2304, 2560, 2880, 3072, 3456, 3840, 4096, 4320, 4608, 5120, 5760, 6144, 6912, 7680, 8192, 8640, 9216, 10240, 11520, 12288, 13824, 15360, 17280, 18432, 20480, 23040, 24576, 27648, 30720, 34560, 36864, 40960, 46080, 55296, 61440, 69120, 73728, 92160, 110592, 122880, 138240, 184320, 221184, 232571, 276480, 368640, 465142, 552960, 697713, 930284, 1105920, 1162855, 1395426, 1860568, 2093139, 2325710, 2790852, 3488565, 3721136, 4186278, 4651420, 5581704, 6279417, 6977130, 7442272, 8372556, 9302840, 10465695, 11163408, 12558834, 13954260, 14884544, 16745112, 18605680, 20931390, 22326816, 25117668, 27908520, 29769088, 31397085, 33490224, 37211360, 41862780, 44653632, 50235336, 55817040, 59538176, 62794170, 66980448, 74422720, 83725560, 89307264, 100470672, 111634080, 119076352, 125588340, 133960896, 148845440, 167451120, 178614528, 200941344, 223268160, 238152704, 251176680, 267921792, 297690880, 334902240, 357229056, 401882688, 446536320, 476305408, 502353360, 535843584, 595381760, 669804480, 714458112, 803765376, 893072640, 952610816, 1004706720, 1071687168, 1190763520, 1339608960, 1428916224, 1607530752, 1786145280, 1905221632, 2009413440, 2143374336, 2381527040, 2679217920, 2857832448, 3215061504, 3572290560, 4018826880, 4286748672, 4763054080, 5358435840, 5715664896, 6430123008, 7144581120, 8037653760, 8573497344, 9526108160, 10716871680, 12860246016, 14289162240, 16075307520, 17146994688, 21433743360, 25720492032, 28578324480, 32150615040, 42867486720, 51440984064, 64301230080, 85734973440, 128602460160, 257204920320]

約数ペア:

[(1, 257204920320), (2, 128602460160), (3, 85734973440), (4, 64301230080), (5, 51440984064), (6, 42867486720), (8, 32150615040), (9, 28578324480), (10, 25720492032), (12, 21433743360), (15, 17146994688), (16, 16075307520), (18, 14289162240), (20, 12860246016), (24, 10716871680), (27, 9526108160), (30, 8573497344), (32, 8037653760), (36, 7144581120), (40, 6430123008), (45, 5715664896), (48, 5358435840), (54, 4763054080), (60, 4286748672), (64, 4018826880), (72, 3572290560), (80, 3215061504), (90, 2857832448), (96, 2679217920), (108, 2381527040), (120, 2143374336), (128, 2009413440), (135, 1905221632), (144, 1786145280), (160, 1607530752), (180, 1428916224), (192, 1339608960), (216, 1190763520), (240, 1071687168), (256, 1004706720), (270, 952610816), (288, 893072640), (320, 803765376), (360, 714458112), (384, 669804480), (432, 595381760), (480, 535843584), (512, 502353360), (540, 476305408), (576, 446536320), (640, 401882688), (720, 357229056), (768, 334902240), (864, 297690880), (960, 267921792), (1024, 251176680), (1080, 238152704), (1152, 223268160), (1280, 200941344), (1440, 178614528), (1536, 167451120), (1728, 148845440), (1920, 133960896), (2048, 125588340), (2160, 119076352), (2304, 111634080), (2560, 100470672), (2880, 89307264), (3072, 83725560), (3456, 74422720), (3840, 66980448), (4096, 62794170), (4320, 59538176), (4608, 55817040), (5120, 50235336), (5760, 44653632), (6144, 41862780), (6912, 37211360), (7680, 33490224), (8192, 31397085), (8640, 29769088), (9216, 27908520), (10240, 25117668), (11520, 22326816), (12288, 20931390), (13824, 18605680), (15360, 16745112), (17280, 14884544), (18432, 13954260), (20480, 12558834), (23040, 11163408), (24576, 10465695), (27648, 9302840), (30720, 8372556), (34560, 7442272), (36864, 6977130), (40960, 6279417), (46080, 5581704), (55296, 4651420), (61440, 4186278), (69120, 3721136), (73728, 3488565), (92160, 2790852), (110592, 2325710), (122880, 2093139), (138240, 1860568), (184320, 1395426), (221184, 1162855), (232571, 1105920), (276480, 930284), (368640, 697713), (465142, 552960)]