20121834240

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{331}}^1\times {\mathrm{1759}}^1$

素因数の和:2120

約数の個数: 288

約数和(自身を含む): 71661004800

約数和(自身を除く): 51539170560

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, 331, 360, 384, 432, 480, 540, 576, 640, 662, 720, 768, 864, 960, 993, 1080, 1152, 1280, 1324, 1440, 1655, 1728, 1759, 1920, 1986, 2160, 2304, 2648, 2880, 2979, 3310, 3456, 3518, 3840, 3972, 4320, 4965, 5277, 5296, 5760, 5958, 6620, 6912, 7036, 7944, 8640, 8795, 8937, 9930, 10554, 10592, 11520, 11916, 13240, 14072, 14895, 15831, 15888, 17280, 17590, 17874, 19860, 21108, 21184, 23832, 26385, 26480, 28144, 29790, 31662, 31776, 34560, 35180, 35748, 39720, 42216, 42368, 44685, 47493, 47664, 52770, 52960, 56288, 59580, 63324, 63552, 70360, 71496, 79155, 79440, 84432, 84736, 89370, 94986, 95328, 105540, 105920, 112576, 119160, 126648, 127104, 140720, 142992, 158310, 158880, 168864, 178740, 189972, 190656, 211080, 211840, 225152, 237465, 238320, 253296, 254208, 281440, 285984, 316620, 317760, 337728, 357480, 379944, 381312, 422160, 423680, 450304, 474930, 476640, 506592, 562880, 571968, 582229, 633240, 635520, 675456, 714960, 759888, 762624, 844320, 949860, 953280, 1013184, 1125760, 1143936, 1164458, 1266480, 1271040, 1350912, 1429920, 1519776, 1688640, 1746687, 1899720, 1906560, 2026368, 2251520, 2287872, 2328916, 2532960, 2859840, 2911145, 3039552, 3377280, 3493374, 3799440, 3813120, 4052736, 4657832, 5065920, 5240061, 5719680, 5822290, 6079104, 6754560, 6986748, 7598880, 8733435, 9315664, 10131840, 10480122, 11439360, 11644580, 12158208, 13973496, 15197760, 15720183, 17466870, 18631328, 20263680, 20960244, 23289160, 26200305, 27946992, 30395520, 31440366, 34933740, 37262656, 41920488, 46578320, 52400610, 55893984, 60791040, 62880732, 69867480, 74525312, 78600915, 83840976, 93156640, 104801220, 111787968, 125761464, 139734960, 149050624, 157201830, 167681952, 186313280, 209602440, 223575936, 251522928, 279469920, 314403660, 335363904, 372626560, 419204880, 447151872, 503045856, 558939840, 628807320, 670727808, 745253120, 838409760, 1006091712, 1117879680, 1257614640, 1341455616, 1676819520, 2012183424, 2235759360, 2515229280, 3353639040, 4024366848, 5030458560, 6707278080, 10060917120, 20121834240]

約数ペア:

[(1, 20121834240), (2, 10060917120), (3, 6707278080), (4, 5030458560), (5, 4024366848), (6, 3353639040), (8, 2515229280), (9, 2235759360), (10, 2012183424), (12, 1676819520), (15, 1341455616), (16, 1257614640), (18, 1117879680), (20, 1006091712), (24, 838409760), (27, 745253120), (30, 670727808), (32, 628807320), (36, 558939840), (40, 503045856), (45, 447151872), (48, 419204880), (54, 372626560), (60, 335363904), (64, 314403660), (72, 279469920), (80, 251522928), (90, 223575936), (96, 209602440), (108, 186313280), (120, 167681952), (128, 157201830), (135, 149050624), (144, 139734960), (160, 125761464), (180, 111787968), (192, 104801220), (216, 93156640), (240, 83840976), (256, 78600915), (270, 74525312), (288, 69867480), (320, 62880732), (331, 60791040), (360, 55893984), (384, 52400610), (432, 46578320), (480, 41920488), (540, 37262656), (576, 34933740), (640, 31440366), (662, 30395520), (720, 27946992), (768, 26200305), (864, 23289160), (960, 20960244), (993, 20263680), (1080, 18631328), (1152, 17466870), (1280, 15720183), (1324, 15197760), (1440, 13973496), (1655, 12158208), (1728, 11644580), (1759, 11439360), (1920, 10480122), (1986, 10131840), (2160, 9315664), (2304, 8733435), (2648, 7598880), (2880, 6986748), (2979, 6754560), (3310, 6079104), (3456, 5822290), (3518, 5719680), (3840, 5240061), (3972, 5065920), (4320, 4657832), (4965, 4052736), (5277, 3813120), (5296, 3799440), (5760, 3493374), (5958, 3377280), (6620, 3039552), (6912, 2911145), (7036, 2859840), (7944, 2532960), (8640, 2328916), (8795, 2287872), (8937, 2251520), (9930, 2026368), (10554, 1906560), (10592, 1899720), (11520, 1746687), (11916, 1688640), (13240, 1519776), (14072, 1429920), (14895, 1350912), (15831, 1271040), (15888, 1266480), (17280, 1164458), (17590, 1143936), (17874, 1125760), (19860, 1013184), (21108, 953280), (21184, 949860), (23832, 844320), (26385, 762624), (26480, 759888), (28144, 714960), (29790, 675456), (31662, 635520), (31776, 633240), (34560, 582229), (35180, 571968), (35748, 562880), (39720, 506592), (42216, 476640), (42368, 474930), (44685, 450304), (47493, 423680), (47664, 422160), (52770, 381312), (52960, 379944), (56288, 357480), (59580, 337728), (63324, 317760), (63552, 316620), (70360, 285984), (71496, 281440), (79155, 254208), (79440, 253296), (84432, 238320), (84736, 237465), (89370, 225152), (94986, 211840), (95328, 211080), (105540, 190656), (105920, 189972), (112576, 178740), (119160, 168864), (126648, 158880), (127104, 158310), (140720, 142992)]