161557704

素因数分解:

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

素因数の和:241

約数の個数: 288

約数和(自身を含む): 582603840

約数和(自身を除く): 421046136

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 18, 21, 22, 23, 24, 28, 33, 36, 42, 44, 46, 49, 56, 63, 66, 69, 72, 77, 84, 88, 92, 98, 99, 126, 132, 138, 147, 154, 161, 168, 181, 184, 196, 198, 207, 231, 252, 253, 264, 276, 294, 308, 322, 362, 392, 396, 414, 441, 462, 483, 504, 506, 539, 543, 552, 588, 616, 644, 693, 724, 759, 792, 828, 882, 924, 966, 1012, 1078, 1086, 1127, 1176, 1267, 1288, 1386, 1448, 1449, 1518, 1617, 1629, 1656, 1764, 1771, 1848, 1932, 1991, 2024, 2156, 2172, 2254, 2277, 2534, 2772, 2898, 3036, 3234, 3258, 3381, 3528, 3542, 3801, 3864, 3982, 4163, 4312, 4344, 4508, 4554, 4851, 5068, 5313, 5544, 5796, 5973, 6072, 6468, 6516, 6762, 7084, 7602, 7964, 8326, 8869, 9016, 9108, 9702, 10136, 10143, 10626, 11403, 11592, 11946, 12397, 12489, 12936, 13032, 13524, 13937, 14168, 15204, 15928, 15939, 16652, 17738, 17919, 18216, 19404, 20286, 21252, 22806, 23892, 24794, 24978, 26607, 27048, 27874, 29141, 30408, 31878, 33304, 35476, 35838, 37191, 37467, 38808, 40572, 41811, 42504, 45612, 45793, 47784, 49588, 49956, 53214, 55748, 58282, 63756, 70952, 71676, 74382, 74934, 79821, 81144, 83622, 87423, 91224, 91586, 97559, 99176, 99912, 106428, 111496, 111573, 116564, 125433, 127512, 137379, 143352, 148764, 149868, 159642, 167244, 174846, 183172, 195118, 203987, 212856, 223146, 233128, 250866, 262269, 274758, 292677, 297528, 299736, 319284, 320551, 334488, 349692, 366344, 390236, 407974, 412137, 446292, 501732, 524538, 549516, 585354, 611961, 638568, 641102, 699384, 780472, 815948, 824274, 878031, 892584, 961653, 1003464, 1049076, 1099032, 1170708, 1223922, 1282204, 1631896, 1648548, 1756062, 1835883, 1923306, 2098152, 2243857, 2341416, 2447844, 2564408, 2884959, 3297096, 3512124, 3671766, 3846612, 4487714, 4895688, 5769918, 6731571, 7024248, 7343532, 7693224, 8975428, 11539836, 13463142, 14687064, 17950856, 20194713, 23079672, 26926284, 40389426, 53852568, 80778852, 161557704]

約数ペア:

[(1, 161557704), (2, 80778852), (3, 53852568), (4, 40389426), (6, 26926284), (7, 23079672), (8, 20194713), (9, 17950856), (11, 14687064), (12, 13463142), (14, 11539836), (18, 8975428), (21, 7693224), (22, 7343532), (23, 7024248), (24, 6731571), (28, 5769918), (33, 4895688), (36, 4487714), (42, 3846612), (44, 3671766), (46, 3512124), (49, 3297096), (56, 2884959), (63, 2564408), (66, 2447844), (69, 2341416), (72, 2243857), (77, 2098152), (84, 1923306), (88, 1835883), (92, 1756062), (98, 1648548), (99, 1631896), (126, 1282204), (132, 1223922), (138, 1170708), (147, 1099032), (154, 1049076), (161, 1003464), (168, 961653), (181, 892584), (184, 878031), (196, 824274), (198, 815948), (207, 780472), (231, 699384), (252, 641102), (253, 638568), (264, 611961), (276, 585354), (294, 549516), (308, 524538), (322, 501732), (362, 446292), (392, 412137), (396, 407974), (414, 390236), (441, 366344), (462, 349692), (483, 334488), (504, 320551), (506, 319284), (539, 299736), (543, 297528), (552, 292677), (588, 274758), (616, 262269), (644, 250866), (693, 233128), (724, 223146), (759, 212856), (792, 203987), (828, 195118), (882, 183172), (924, 174846), (966, 167244), (1012, 159642), (1078, 149868), (1086, 148764), (1127, 143352), (1176, 137379), (1267, 127512), (1288, 125433), (1386, 116564), (1448, 111573), (1449, 111496), (1518, 106428), (1617, 99912), (1629, 99176), (1656, 97559), (1764, 91586), (1771, 91224), (1848, 87423), (1932, 83622), (1991, 81144), (2024, 79821), (2156, 74934), (2172, 74382), (2254, 71676), (2277, 70952), (2534, 63756), (2772, 58282), (2898, 55748), (3036, 53214), (3234, 49956), (3258, 49588), (3381, 47784), (3528, 45793), (3542, 45612), (3801, 42504), (3864, 41811), (3982, 40572), (4163, 38808), (4312, 37467), (4344, 37191), (4508, 35838), (4554, 35476), (4851, 33304), (5068, 31878), (5313, 30408), (5544, 29141), (5796, 27874), (5973, 27048), (6072, 26607), (6468, 24978), (6516, 24794), (6762, 23892), (7084, 22806), (7602, 21252), (7964, 20286), (8326, 19404), (8869, 18216), (9016, 17919), (9108, 17738), (9702, 16652), (10136, 15939), (10143, 15928), (10626, 15204), (11403, 14168), (11592, 13937), (11946, 13524), (12397, 13032), (12489, 12936)]