80778852

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1$

素因数の和:239

約数の個数: 216

約数和(自身を含む): 271881792

約数和(自身を除く): 191102940

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 23, 28, 33, 36, 42, 44, 46, 49, 63, 66, 69, 77, 84, 92, 98, 99, 126, 132, 138, 147, 154, 161, 181, 196, 198, 207, 231, 252, 253, 276, 294, 308, 322, 362, 396, 414, 441, 462, 483, 506, 539, 543, 588, 644, 693, 724, 759, 828, 882, 924, 966, 1012, 1078, 1086, 1127, 1267, 1386, 1449, 1518, 1617, 1629, 1764, 1771, 1932, 1991, 2156, 2172, 2254, 2277, 2534, 2772, 2898, 3036, 3234, 3258, 3381, 3542, 3801, 3982, 4163, 4508, 4554, 4851, 5068, 5313, 5796, 5973, 6468, 6516, 6762, 7084, 7602, 7964, 8326, 8869, 9108, 9702, 10143, 10626, 11403, 11946, 12397, 12489, 13524, 13937, 15204, 15939, 16652, 17738, 17919, 19404, 20286, 21252, 22806, 23892, 24794, 24978, 26607, 27874, 29141, 31878, 35476, 35838, 37191, 37467, 40572, 41811, 45612, 45793, 49588, 49956, 53214, 55748, 58282, 63756, 71676, 74382, 74934, 79821, 83622, 87423, 91586, 97559, 106428, 111573, 116564, 125433, 137379, 148764, 149868, 159642, 167244, 174846, 183172, 195118, 203987, 223146, 250866, 262269, 274758, 292677, 319284, 320551, 349692, 390236, 407974, 412137, 446292, 501732, 524538, 549516, 585354, 611961, 641102, 815948, 824274, 878031, 961653, 1049076, 1170708, 1223922, 1282204, 1648548, 1756062, 1835883, 1923306, 2243857, 2447844, 2884959, 3512124, 3671766, 3846612, 4487714, 5769918, 6731571, 7343532, 8975428, 11539836, 13463142, 20194713, 26926284, 40389426, 80778852]

約数ペア:

[(1, 80778852), (2, 40389426), (3, 26926284), (4, 20194713), (6, 13463142), (7, 11539836), (9, 8975428), (11, 7343532), (12, 6731571), (14, 5769918), (18, 4487714), (21, 3846612), (22, 3671766), (23, 3512124), (28, 2884959), (33, 2447844), (36, 2243857), (42, 1923306), (44, 1835883), (46, 1756062), (49, 1648548), (63, 1282204), (66, 1223922), (69, 1170708), (77, 1049076), (84, 961653), (92, 878031), (98, 824274), (99, 815948), (126, 641102), (132, 611961), (138, 585354), (147, 549516), (154, 524538), (161, 501732), (181, 446292), (196, 412137), (198, 407974), (207, 390236), (231, 349692), (252, 320551), (253, 319284), (276, 292677), (294, 274758), (308, 262269), (322, 250866), (362, 223146), (396, 203987), (414, 195118), (441, 183172), (462, 174846), (483, 167244), (506, 159642), (539, 149868), (543, 148764), (588, 137379), (644, 125433), (693, 116564), (724, 111573), (759, 106428), (828, 97559), (882, 91586), (924, 87423), (966, 83622), (1012, 79821), (1078, 74934), (1086, 74382), (1127, 71676), (1267, 63756), (1386, 58282), (1449, 55748), (1518, 53214), (1617, 49956), (1629, 49588), (1764, 45793), (1771, 45612), (1932, 41811), (1991, 40572), (2156, 37467), (2172, 37191), (2254, 35838), (2277, 35476), (2534, 31878), (2772, 29141), (2898, 27874), (3036, 26607), (3234, 24978), (3258, 24794), (3381, 23892), (3542, 22806), (3801, 21252), (3982, 20286), (4163, 19404), (4508, 17919), (4554, 17738), (4851, 16652), (5068, 15939), (5313, 15204), (5796, 13937), (5973, 13524), (6468, 12489), (6516, 12397), (6762, 11946), (7084, 11403), (7602, 10626), (7964, 10143), (8326, 9702), (8869, 9108)]