21081628800

素因数分解:

$2^7\times 3^2\times 5^2\times {\mathrm{359}}^1\times {\mathrm{2039}}^1$

素因数の和:2428

約数の個数: 288

約数和(自身を含む): 75470616000

約数和(自身を除く): 54388987200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 32, 36, 40, 45, 48, 50, 60, 64, 72, 75, 80, 90, 96, 100, 120, 128, 144, 150, 160, 180, 192, 200, 225, 240, 288, 300, 320, 359, 360, 384, 400, 450, 480, 576, 600, 640, 718, 720, 800, 900, 960, 1077, 1152, 1200, 1436, 1440, 1600, 1795, 1800, 1920, 2039, 2154, 2400, 2872, 2880, 3200, 3231, 3590, 3600, 4078, 4308, 4800, 5385, 5744, 5760, 6117, 6462, 7180, 7200, 8156, 8616, 8975, 9600, 10195, 10770, 11488, 12234, 12924, 14360, 14400, 16155, 16312, 17232, 17950, 18351, 20390, 21540, 22976, 24468, 25848, 26925, 28720, 28800, 30585, 32310, 32624, 34464, 35900, 36702, 40780, 43080, 45952, 48936, 50975, 51696, 53850, 57440, 61170, 64620, 65248, 68928, 71800, 73404, 80775, 81560, 86160, 91755, 97872, 101950, 103392, 107700, 114880, 122340, 129240, 130496, 137856, 143600, 146808, 152925, 161550, 163120, 172320, 183510, 195744, 203900, 206784, 215400, 229760, 244680, 258480, 260992, 287200, 293616, 305850, 323100, 326240, 344640, 367020, 391488, 407800, 413568, 430800, 458775, 489360, 516960, 574400, 587232, 611700, 646200, 652480, 689280, 732001, 734040, 782976, 815600, 861600, 917550, 978720, 1033920, 1148800, 1174464, 1223400, 1292400, 1304960, 1464002, 1468080, 1631200, 1723200, 1835100, 1957440, 2067840, 2196003, 2348928, 2446800, 2584800, 2928004, 2936160, 3262400, 3446400, 3660005, 3670200, 3914880, 4392006, 4893600, 5169600, 5856008, 5872320, 6524800, 6588009, 7320010, 7340400, 8784012, 9787200, 10339200, 10980015, 11712016, 11744640, 13176018, 14640020, 14680800, 17568024, 18300025, 19574400, 21960030, 23424032, 26352036, 29280040, 29361600, 32940045, 35136048, 36600050, 43920060, 46848064, 52704072, 54900075, 58560080, 58723200, 65880090, 70272096, 73200100, 87840120, 93696128, 105408144, 109800150, 117120160, 131760180, 140544192, 146400200, 164700225, 175680240, 210816288, 219600300, 234240320, 263520360, 281088384, 292800400, 329400450, 351360480, 421632576, 439200600, 468480640, 527040720, 585600800, 658800900, 702720960, 843265152, 878401200, 1054081440, 1171201600, 1317601800, 1405441920, 1756802400, 2108162880, 2342403200, 2635203600, 3513604800, 4216325760, 5270407200, 7027209600, 10540814400, 21081628800]

約数ペア:

[(1, 21081628800), (2, 10540814400), (3, 7027209600), (4, 5270407200), (5, 4216325760), (6, 3513604800), (8, 2635203600), (9, 2342403200), (10, 2108162880), (12, 1756802400), (15, 1405441920), (16, 1317601800), (18, 1171201600), (20, 1054081440), (24, 878401200), (25, 843265152), (30, 702720960), (32, 658800900), (36, 585600800), (40, 527040720), (45, 468480640), (48, 439200600), (50, 421632576), (60, 351360480), (64, 329400450), (72, 292800400), (75, 281088384), (80, 263520360), (90, 234240320), (96, 219600300), (100, 210816288), (120, 175680240), (128, 164700225), (144, 146400200), (150, 140544192), (160, 131760180), (180, 117120160), (192, 109800150), (200, 105408144), (225, 93696128), (240, 87840120), (288, 73200100), (300, 70272096), (320, 65880090), (359, 58723200), (360, 58560080), (384, 54900075), (400, 52704072), (450, 46848064), (480, 43920060), (576, 36600050), (600, 35136048), (640, 32940045), (718, 29361600), (720, 29280040), (800, 26352036), (900, 23424032), (960, 21960030), (1077, 19574400), (1152, 18300025), (1200, 17568024), (1436, 14680800), (1440, 14640020), (1600, 13176018), (1795, 11744640), (1800, 11712016), (1920, 10980015), (2039, 10339200), (2154, 9787200), (2400, 8784012), (2872, 7340400), (2880, 7320010), (3200, 6588009), (3231, 6524800), (3590, 5872320), (3600, 5856008), (4078, 5169600), (4308, 4893600), (4800, 4392006), (5385, 3914880), (5744, 3670200), (5760, 3660005), (6117, 3446400), (6462, 3262400), (7180, 2936160), (7200, 2928004), (8156, 2584800), (8616, 2446800), (8975, 2348928), (9600, 2196003), (10195, 2067840), (10770, 1957440), (11488, 1835100), (12234, 1723200), (12924, 1631200), (14360, 1468080), (14400, 1464002), (16155, 1304960), (16312, 1292400), (17232, 1223400), (17950, 1174464), (18351, 1148800), (20390, 1033920), (21540, 978720), (22976, 917550), (24468, 861600), (25848, 815600), (26925, 782976), (28720, 734040), (28800, 732001), (30585, 689280), (32310, 652480), (32624, 646200), (34464, 611700), (35900, 587232), (36702, 574400), (40780, 516960), (43080, 489360), (45952, 458775), (48936, 430800), (50975, 413568), (51696, 407800), (53850, 391488), (57440, 367020), (61170, 344640), (64620, 326240), (65248, 323100), (68928, 305850), (71800, 293616), (73404, 287200), (80775, 260992), (81560, 258480), (86160, 244680), (91755, 229760), (97872, 215400), (101950, 206784), (103392, 203900), (107700, 195744), (114880, 183510), (122340, 172320), (129240, 163120), (130496, 161550), (137856, 152925), (143600, 146808)]