20120474080

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{293}}^1\times {\mathrm{461}}^1$

素因数の和:802

約数の個数: 288

約数和(自身を含む): 58531001760

約数和(自身を除く): 38410527680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 49, 56, 70, 76, 80, 95, 98, 112, 133, 140, 152, 160, 190, 196, 224, 245, 266, 280, 293, 304, 380, 392, 461, 490, 532, 560, 586, 608, 665, 760, 784, 922, 931, 980, 1064, 1120, 1172, 1330, 1465, 1520, 1568, 1844, 1862, 1960, 2051, 2128, 2305, 2344, 2660, 2930, 3040, 3227, 3688, 3724, 3920, 4102, 4256, 4610, 4655, 4688, 5320, 5567, 5860, 6454, 7376, 7448, 7840, 8204, 8759, 9220, 9310, 9376, 10255, 10640, 11134, 11720, 12908, 14357, 14752, 14896, 16135, 16408, 17518, 18440, 18620, 20510, 21280, 22268, 22589, 23440, 25816, 27835, 28714, 29792, 32270, 32816, 35036, 36880, 37240, 38969, 41020, 43795, 44536, 45178, 46880, 51632, 55670, 57428, 61313, 64540, 65632, 70072, 71785, 73760, 74480, 77938, 82040, 87590, 89072, 90356, 103264, 111340, 112945, 114856, 122626, 129080, 135073, 140144, 143570, 148960, 155876, 164080, 175180, 178144, 180712, 194845, 222680, 225890, 229712, 245252, 258160, 270146, 272783, 280288, 287140, 306565, 311752, 328160, 350360, 361424, 389690, 429191, 445360, 451780, 459424, 490504, 516320, 540292, 545566, 574280, 613130, 623504, 675365, 700720, 722848, 779380, 858382, 890720, 903560, 945511, 981008, 1080584, 1091132, 1148560, 1226260, 1247008, 1350730, 1363915, 1401440, 1558760, 1716764, 1807120, 1891022, 1962016, 2145955, 2161168, 2182264, 2297120, 2452520, 2566387, 2701460, 2727830, 3117520, 3433528, 3614240, 3782044, 4291910, 4322336, 4364528, 4727555, 4905040, 5132774, 5402920, 5455660, 6235040, 6618577, 6867056, 7564088, 8583820, 8729056, 9455110, 9810080, 10265548, 10805840, 10911320, 12831935, 13237154, 13734112, 15128176, 17167640, 17964709, 18910220, 20531096, 21611680, 21822640, 25663870, 26474308, 30256352, 33092885, 34335280, 35929418, 37820440, 41062192, 43645280, 51327740, 52948616, 66185770, 68670560, 71858836, 75640880, 82124384, 89823545, 102655480, 105897232, 125752963, 132371540, 143717672, 151281760, 179647090, 205310960, 211794464, 251505926, 264743080, 287435344, 359294180, 410621920, 503011852, 529486160, 574870688, 628764815, 718588360, 1006023704, 1058972320, 1257529630, 1437176720, 2012047408, 2515059260, 2874353440, 4024094816, 5030118520, 10060237040, 20120474080]

約数ペア:

[(1, 20120474080), (2, 10060237040), (4, 5030118520), (5, 4024094816), (7, 2874353440), (8, 2515059260), (10, 2012047408), (14, 1437176720), (16, 1257529630), (19, 1058972320), (20, 1006023704), (28, 718588360), (32, 628764815), (35, 574870688), (38, 529486160), (40, 503011852), (49, 410621920), (56, 359294180), (70, 287435344), (76, 264743080), (80, 251505926), (95, 211794464), (98, 205310960), (112, 179647090), (133, 151281760), (140, 143717672), (152, 132371540), (160, 125752963), (190, 105897232), (196, 102655480), (224, 89823545), (245, 82124384), (266, 75640880), (280, 71858836), (293, 68670560), (304, 66185770), (380, 52948616), (392, 51327740), (461, 43645280), (490, 41062192), (532, 37820440), (560, 35929418), (586, 34335280), (608, 33092885), (665, 30256352), (760, 26474308), (784, 25663870), (922, 21822640), (931, 21611680), (980, 20531096), (1064, 18910220), (1120, 17964709), (1172, 17167640), (1330, 15128176), (1465, 13734112), (1520, 13237154), (1568, 12831935), (1844, 10911320), (1862, 10805840), (1960, 10265548), (2051, 9810080), (2128, 9455110), (2305, 8729056), (2344, 8583820), (2660, 7564088), (2930, 6867056), (3040, 6618577), (3227, 6235040), (3688, 5455660), (3724, 5402920), (3920, 5132774), (4102, 4905040), (4256, 4727555), (4610, 4364528), (4655, 4322336), (4688, 4291910), (5320, 3782044), (5567, 3614240), (5860, 3433528), (6454, 3117520), (7376, 2727830), (7448, 2701460), (7840, 2566387), (8204, 2452520), (8759, 2297120), (9220, 2182264), (9310, 2161168), (9376, 2145955), (10255, 1962016), (10640, 1891022), (11134, 1807120), (11720, 1716764), (12908, 1558760), (14357, 1401440), (14752, 1363915), (14896, 1350730), (16135, 1247008), (16408, 1226260), (17518, 1148560), (18440, 1091132), (18620, 1080584), (20510, 981008), (21280, 945511), (22268, 903560), (22589, 890720), (23440, 858382), (25816, 779380), (27835, 722848), (28714, 700720), (29792, 675365), (32270, 623504), (32816, 613130), (35036, 574280), (36880, 545566), (37240, 540292), (38969, 516320), (41020, 490504), (43795, 459424), (44536, 451780), (45178, 445360), (46880, 429191), (51632, 389690), (55670, 361424), (57428, 350360), (61313, 328160), (64540, 311752), (65632, 306565), (70072, 287140), (71785, 280288), (73760, 272783), (74480, 270146), (77938, 258160), (82040, 245252), (87590, 229712), (89072, 225890), (90356, 222680), (103264, 194845), (111340, 180712), (112945, 178144), (114856, 175180), (122626, 164080), (129080, 155876), (135073, 148960), (140144, 143570)]