390296368

素因数分解:

$2^4\times 7^2\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{271}}^1$

素因数の和:471

約数の個数: 120

約数和(自身を含む): 968937984

約数和(自身を除く): 578641616

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 49, 56, 77, 88, 98, 112, 154, 167, 176, 196, 271, 308, 334, 392, 539, 542, 616, 668, 784, 1078, 1084, 1169, 1232, 1336, 1837, 1897, 2156, 2168, 2338, 2672, 2981, 3674, 3794, 4312, 4336, 4676, 5962, 7348, 7588, 8183, 8624, 9352, 11924, 12859, 13279, 14696, 15176, 16366, 18704, 20867, 23848, 25718, 26558, 29392, 30352, 32732, 41734, 45257, 47696, 51436, 53116, 65464, 83468, 90013, 90514, 102872, 106232, 130928, 146069, 166936, 180026, 181028, 205744, 212464, 292138, 316799, 333872, 360052, 362056, 497827, 584276, 633598, 720104, 724112, 995654, 1168552, 1267196, 1440208, 1991308, 2217593, 2337104, 2534392, 3484789, 3982616, 4435186, 5068784, 6969578, 7965232, 8870372, 13939156, 17740744, 24393523, 27878312, 35481488, 48787046, 55756624, 97574092, 195148184, 390296368]

約数ペア:

[(1, 390296368), (2, 195148184), (4, 97574092), (7, 55756624), (8, 48787046), (11, 35481488), (14, 27878312), (16, 24393523), (22, 17740744), (28, 13939156), (44, 8870372), (49, 7965232), (56, 6969578), (77, 5068784), (88, 4435186), (98, 3982616), (112, 3484789), (154, 2534392), (167, 2337104), (176, 2217593), (196, 1991308), (271, 1440208), (308, 1267196), (334, 1168552), (392, 995654), (539, 724112), (542, 720104), (616, 633598), (668, 584276), (784, 497827), (1078, 362056), (1084, 360052), (1169, 333872), (1232, 316799), (1336, 292138), (1837, 212464), (1897, 205744), (2156, 181028), (2168, 180026), (2338, 166936), (2672, 146069), (2981, 130928), (3674, 106232), (3794, 102872), (4312, 90514), (4336, 90013), (4676, 83468), (5962, 65464), (7348, 53116), (7588, 51436), (8183, 47696), (8624, 45257), (9352, 41734), (11924, 32732), (12859, 30352), (13279, 29392), (14696, 26558), (15176, 25718), (16366, 23848), (18704, 20867)]