1219979264

素因数分解:

$2^{11}\times 7^2\times {\mathrm{12157}}^1$

素因数の和:12193

約数の個数: 72

約数和(自身を含む): 2837859570

約数和(自身を除く): 1617880306

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 256, 392, 448, 512, 784, 896, 1024, 1568, 1792, 2048, 3136, 3584, 6272, 7168, 12157, 12544, 14336, 24314, 25088, 48628, 50176, 85099, 97256, 100352, 170198, 194512, 340396, 389024, 595693, 680792, 778048, 1191386, 1361584, 1556096, 2382772, 2723168, 3112192, 4765544, 5446336, 6224384, 9531088, 10892672, 12448768, 19062176, 21785344, 24897536, 38124352, 43570688, 76248704, 87141376, 152497408, 174282752, 304994816, 609989632, 1219979264]

約数ペア:

[(1, 1219979264), (2, 609989632), (4, 304994816), (7, 174282752), (8, 152497408), (14, 87141376), (16, 76248704), (28, 43570688), (32, 38124352), (49, 24897536), (56, 21785344), (64, 19062176), (98, 12448768), (112, 10892672), (128, 9531088), (196, 6224384), (224, 5446336), (256, 4765544), (392, 3112192), (448, 2723168), (512, 2382772), (784, 1556096), (896, 1361584), (1024, 1191386), (1568, 778048), (1792, 680792), (2048, 595693), (3136, 389024), (3584, 340396), (6272, 194512), (7168, 170198), (12157, 100352), (12544, 97256), (14336, 85099), (24314, 50176), (25088, 48628)]