20803892032

素因数分解:

$2^6\times 7^1\times {\mathrm{11}}^3\times {\mathrm{139}}^1\times {\mathrm{251}}^1$

素因数の和:442

約数の個数: 224

約数和(自身を含む): 52476318720

約数和(自身を除く): 31672426688

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 88, 112, 121, 139, 154, 176, 224, 242, 251, 278, 308, 352, 448, 484, 502, 556, 616, 704, 847, 968, 973, 1004, 1112, 1232, 1331, 1529, 1694, 1757, 1936, 1946, 2008, 2224, 2464, 2662, 2761, 3058, 3388, 3514, 3872, 3892, 4016, 4448, 4928, 5324, 5522, 6116, 6776, 7028, 7744, 7784, 8032, 8896, 9317, 10648, 10703, 11044, 12232, 13552, 14056, 15568, 16064, 16819, 18634, 19327, 21296, 21406, 22088, 24464, 27104, 28112, 30371, 31136, 33638, 34889, 37268, 38654, 42592, 42812, 44176, 48928, 54208, 56224, 60742, 62272, 67276, 69778, 74536, 77308, 85184, 85624, 88352, 97856, 112448, 117733, 121484, 134552, 139556, 149072, 154616, 171248, 176704, 185009, 212597, 235466, 242968, 244223, 269104, 279112, 298144, 309232, 334081, 342496, 370018, 383779, 425194, 470932, 485936, 488446, 538208, 558224, 596288, 618464, 668162, 684992, 740036, 767558, 850388, 941864, 971872, 976892, 1076416, 1116448, 1236928, 1295063, 1336324, 1480072, 1535116, 1700776, 1883728, 1943744, 1953784, 2232896, 2338567, 2590126, 2672648, 2686453, 2960144, 3070232, 3401552, 3767456, 3907568, 4221569, 4677134, 5180252, 5345296, 5372906, 5920288, 6140464, 6803104, 7534912, 7815136, 8443138, 9354268, 10360504, 10690592, 10745812, 11840576, 12280928, 13606208, 15630272, 16886276, 18708536, 20721008, 21381184, 21491624, 24561856, 29550983, 33772552, 37417072, 41442016, 42983248, 46437259, 59101966, 67545104, 74834144, 82884032, 85966496, 92874518, 118203932, 135090208, 149668288, 171932992, 185749036, 236407864, 270180416, 325060813, 371498072, 472815728, 650121626, 742996144, 945631456, 1300243252, 1485992288, 1891262912, 2600486504, 2971984576, 5200973008, 10401946016, 20803892032]

約数ペア:

[(1, 20803892032), (2, 10401946016), (4, 5200973008), (7, 2971984576), (8, 2600486504), (11, 1891262912), (14, 1485992288), (16, 1300243252), (22, 945631456), (28, 742996144), (32, 650121626), (44, 472815728), (56, 371498072), (64, 325060813), (77, 270180416), (88, 236407864), (112, 185749036), (121, 171932992), (139, 149668288), (154, 135090208), (176, 118203932), (224, 92874518), (242, 85966496), (251, 82884032), (278, 74834144), (308, 67545104), (352, 59101966), (448, 46437259), (484, 42983248), (502, 41442016), (556, 37417072), (616, 33772552), (704, 29550983), (847, 24561856), (968, 21491624), (973, 21381184), (1004, 20721008), (1112, 18708536), (1232, 16886276), (1331, 15630272), (1529, 13606208), (1694, 12280928), (1757, 11840576), (1936, 10745812), (1946, 10690592), (2008, 10360504), (2224, 9354268), (2464, 8443138), (2662, 7815136), (2761, 7534912), (3058, 6803104), (3388, 6140464), (3514, 5920288), (3872, 5372906), (3892, 5345296), (4016, 5180252), (4448, 4677134), (4928, 4221569), (5324, 3907568), (5522, 3767456), (6116, 3401552), (6776, 3070232), (7028, 2960144), (7744, 2686453), (7784, 2672648), (8032, 2590126), (8896, 2338567), (9317, 2232896), (10648, 1953784), (10703, 1943744), (11044, 1883728), (12232, 1700776), (13552, 1535116), (14056, 1480072), (15568, 1336324), (16064, 1295063), (16819, 1236928), (18634, 1116448), (19327, 1076416), (21296, 976892), (21406, 971872), (22088, 941864), (24464, 850388), (27104, 767558), (28112, 740036), (30371, 684992), (31136, 668162), (33638, 618464), (34889, 596288), (37268, 558224), (38654, 538208), (42592, 488446), (42812, 485936), (44176, 470932), (48928, 425194), (54208, 383779), (56224, 370018), (60742, 342496), (62272, 334081), (67276, 309232), (69778, 298144), (74536, 279112), (77308, 269104), (85184, 244223), (85624, 242968), (88352, 235466), (97856, 212597), (112448, 185009), (117733, 176704), (121484, 171248), (134552, 154616), (139556, 149072)]