81221616

素因数分解:

$2^4\times 3^4\times 7^2\times {\mathrm{1279}}^1$

素因数の和:1313

約数の個数: 150

約数和(自身を含む): 273672960

約数和(自身を除く): 192451344

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 49, 54, 56, 63, 72, 81, 84, 98, 108, 112, 126, 144, 147, 162, 168, 189, 196, 216, 252, 294, 324, 336, 378, 392, 432, 441, 504, 567, 588, 648, 756, 784, 882, 1008, 1134, 1176, 1279, 1296, 1323, 1512, 1764, 2268, 2352, 2558, 2646, 3024, 3528, 3837, 3969, 4536, 5116, 5292, 7056, 7674, 7938, 8953, 9072, 10232, 10584, 11511, 15348, 15876, 17906, 20464, 21168, 23022, 26859, 30696, 31752, 34533, 35812, 46044, 53718, 61392, 62671, 63504, 69066, 71624, 80577, 92088, 103599, 107436, 125342, 138132, 143248, 161154, 184176, 188013, 207198, 214872, 241731, 250684, 276264, 322308, 376026, 414396, 429744, 483462, 501368, 552528, 564039, 644616, 725193, 752052, 828792, 966924, 1002736, 1128078, 1289232, 1450386, 1504104, 1657584, 1692117, 1933848, 2256156, 2900772, 3008208, 3384234, 3867696, 4512312, 5076351, 5801544, 6768468, 9024624, 10152702, 11603088, 13536936, 20305404, 27073872, 40610808, 81221616]

約数ペア:

[(1, 81221616), (2, 40610808), (3, 27073872), (4, 20305404), (6, 13536936), (7, 11603088), (8, 10152702), (9, 9024624), (12, 6768468), (14, 5801544), (16, 5076351), (18, 4512312), (21, 3867696), (24, 3384234), (27, 3008208), (28, 2900772), (36, 2256156), (42, 1933848), (48, 1692117), (49, 1657584), (54, 1504104), (56, 1450386), (63, 1289232), (72, 1128078), (81, 1002736), (84, 966924), (98, 828792), (108, 752052), (112, 725193), (126, 644616), (144, 564039), (147, 552528), (162, 501368), (168, 483462), (189, 429744), (196, 414396), (216, 376026), (252, 322308), (294, 276264), (324, 250684), (336, 241731), (378, 214872), (392, 207198), (432, 188013), (441, 184176), (504, 161154), (567, 143248), (588, 138132), (648, 125342), (756, 107436), (784, 103599), (882, 92088), (1008, 80577), (1134, 71624), (1176, 69066), (1279, 63504), (1296, 62671), (1323, 61392), (1512, 53718), (1764, 46044), (2268, 35812), (2352, 34533), (2558, 31752), (2646, 30696), (3024, 26859), (3528, 23022), (3837, 21168), (3969, 20464), (4536, 17906), (5116, 15876), (5292, 15348), (7056, 11511), (7674, 10584), (7938, 10232), (8953, 9072)]