205965760

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{643}}^1$

素因数の和:691

約数の個数: 224

約数和(自身を含む): 659538432

約数和(自身を除く): 453572672

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 16, 20, 22, 26, 28, 32, 35, 40, 44, 52, 55, 56, 64, 65, 70, 77, 80, 88, 91, 104, 110, 112, 130, 140, 143, 154, 160, 176, 182, 208, 220, 224, 260, 280, 286, 308, 320, 352, 364, 385, 416, 440, 448, 455, 520, 560, 572, 616, 643, 704, 715, 728, 770, 832, 880, 910, 1001, 1040, 1120, 1144, 1232, 1286, 1430, 1456, 1540, 1760, 1820, 2002, 2080, 2240, 2288, 2464, 2572, 2860, 2912, 3080, 3215, 3520, 3640, 4004, 4160, 4501, 4576, 4928, 5005, 5144, 5720, 5824, 6160, 6430, 7073, 7280, 8008, 8359, 9002, 9152, 10010, 10288, 11440, 12320, 12860, 14146, 14560, 16016, 16718, 18004, 20020, 20576, 22505, 22880, 24640, 25720, 28292, 29120, 32032, 33436, 35365, 36008, 40040, 41152, 41795, 45010, 45760, 49511, 51440, 56584, 58513, 64064, 66872, 70730, 72016, 80080, 83590, 90020, 91949, 99022, 102880, 113168, 117026, 133744, 141460, 144032, 160160, 167180, 180040, 183898, 198044, 205760, 226336, 234052, 247555, 267488, 282920, 288064, 292565, 320320, 334360, 360080, 367796, 396088, 452672, 459745, 468104, 495110, 534976, 565840, 585130, 643643, 668720, 720160, 735592, 792176, 919490, 936208, 990220, 1131680, 1170260, 1287286, 1337440, 1440320, 1471184, 1584352, 1838980, 1872416, 1980440, 2263360, 2340520, 2574572, 2674880, 2942368, 3168704, 3218215, 3677960, 3744832, 3960880, 4681040, 5149144, 5884736, 6436430, 7355920, 7921760, 9362080, 10298288, 12872860, 14711840, 15843520, 18724160, 20596576, 25745720, 29423680, 41193152, 51491440, 102982880, 205965760]

約数ペア:

[(1, 205965760), (2, 102982880), (4, 51491440), (5, 41193152), (7, 29423680), (8, 25745720), (10, 20596576), (11, 18724160), (13, 15843520), (14, 14711840), (16, 12872860), (20, 10298288), (22, 9362080), (26, 7921760), (28, 7355920), (32, 6436430), (35, 5884736), (40, 5149144), (44, 4681040), (52, 3960880), (55, 3744832), (56, 3677960), (64, 3218215), (65, 3168704), (70, 2942368), (77, 2674880), (80, 2574572), (88, 2340520), (91, 2263360), (104, 1980440), (110, 1872416), (112, 1838980), (130, 1584352), (140, 1471184), (143, 1440320), (154, 1337440), (160, 1287286), (176, 1170260), (182, 1131680), (208, 990220), (220, 936208), (224, 919490), (260, 792176), (280, 735592), (286, 720160), (308, 668720), (320, 643643), (352, 585130), (364, 565840), (385, 534976), (416, 495110), (440, 468104), (448, 459745), (455, 452672), (520, 396088), (560, 367796), (572, 360080), (616, 334360), (643, 320320), (704, 292565), (715, 288064), (728, 282920), (770, 267488), (832, 247555), (880, 234052), (910, 226336), (1001, 205760), (1040, 198044), (1120, 183898), (1144, 180040), (1232, 167180), (1286, 160160), (1430, 144032), (1456, 141460), (1540, 133744), (1760, 117026), (1820, 113168), (2002, 102880), (2080, 99022), (2240, 91949), (2288, 90020), (2464, 83590), (2572, 80080), (2860, 72016), (2912, 70730), (3080, 66872), (3215, 64064), (3520, 58513), (3640, 56584), (4004, 51440), (4160, 49511), (4501, 45760), (4576, 45010), (4928, 41795), (5005, 41152), (5144, 40040), (5720, 36008), (5824, 35365), (6160, 33436), (6430, 32032), (7073, 29120), (7280, 28292), (8008, 25720), (8359, 24640), (9002, 22880), (9152, 22505), (10010, 20576), (10288, 20020), (11440, 18004), (12320, 16718), (12860, 16016), (14146, 14560)]