209654928

素因数分解:

$2^4\times 3^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{691}}^1$

素因数の和:762

約数の個数: 180

約数和(自身を含む): 699421008

約数和(自身を除く): 489766080

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 43, 48, 49, 56, 63, 72, 84, 86, 98, 112, 126, 129, 144, 147, 168, 172, 196, 252, 258, 294, 301, 336, 344, 387, 392, 441, 504, 516, 588, 602, 688, 691, 774, 784, 882, 903, 1008, 1032, 1176, 1204, 1382, 1548, 1764, 1806, 2064, 2073, 2107, 2352, 2408, 2709, 2764, 3096, 3528, 3612, 4146, 4214, 4816, 4837, 5418, 5528, 6192, 6219, 6321, 7056, 7224, 8292, 8428, 9674, 10836, 11056, 12438, 12642, 14448, 14511, 16584, 16856, 18963, 19348, 21672, 24876, 25284, 29022, 29713, 33168, 33712, 33859, 37926, 38696, 43344, 43533, 49752, 50568, 58044, 59426, 67718, 75852, 77392, 87066, 89139, 99504, 101136, 101577, 116088, 118852, 135436, 151704, 174132, 178278, 203154, 207991, 232176, 237704, 267417, 270872, 303408, 304731, 348264, 356556, 406308, 415982, 475408, 534834, 541744, 609462, 623973, 696528, 713112, 812616, 831964, 1069668, 1218924, 1247946, 1426224, 1455937, 1625232, 1663928, 1871919, 2139336, 2437848, 2495892, 2911874, 3327856, 3743838, 4278672, 4367811, 4875696, 4991784, 5823748, 7487676, 8735622, 9983568, 11647496, 13103433, 14975352, 17471244, 23294992, 26206866, 29950704, 34942488, 52413732, 69884976, 104827464, 209654928]

約数ペア:

[(1, 209654928), (2, 104827464), (3, 69884976), (4, 52413732), (6, 34942488), (7, 29950704), (8, 26206866), (9, 23294992), (12, 17471244), (14, 14975352), (16, 13103433), (18, 11647496), (21, 9983568), (24, 8735622), (28, 7487676), (36, 5823748), (42, 4991784), (43, 4875696), (48, 4367811), (49, 4278672), (56, 3743838), (63, 3327856), (72, 2911874), (84, 2495892), (86, 2437848), (98, 2139336), (112, 1871919), (126, 1663928), (129, 1625232), (144, 1455937), (147, 1426224), (168, 1247946), (172, 1218924), (196, 1069668), (252, 831964), (258, 812616), (294, 713112), (301, 696528), (336, 623973), (344, 609462), (387, 541744), (392, 534834), (441, 475408), (504, 415982), (516, 406308), (588, 356556), (602, 348264), (688, 304731), (691, 303408), (774, 270872), (784, 267417), (882, 237704), (903, 232176), (1008, 207991), (1032, 203154), (1176, 178278), (1204, 174132), (1382, 151704), (1548, 135436), (1764, 118852), (1806, 116088), (2064, 101577), (2073, 101136), (2107, 99504), (2352, 89139), (2408, 87066), (2709, 77392), (2764, 75852), (3096, 67718), (3528, 59426), (3612, 58044), (4146, 50568), (4214, 49752), (4816, 43533), (4837, 43344), (5418, 38696), (5528, 37926), (6192, 33859), (6219, 33712), (6321, 33168), (7056, 29713), (7224, 29022), (8292, 25284), (8428, 24876), (9674, 21672), (10836, 19348), (11056, 18963), (12438, 16856), (12642, 16584), (14448, 14511)]