320790848

素因数分解:

$2^6\times 7^2\times {\mathrm{102293}}^1$

素因数の和:102319

約数の個数: 42

約数和(自身を含む): 740506266

約数和(自身を除く): 419715418

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 196, 224, 392, 448, 784, 1568, 3136, 102293, 204586, 409172, 716051, 818344, 1432102, 1636688, 2864204, 3273376, 5012357, 5728408, 6546752, 10024714, 11456816, 20049428, 22913632, 40098856, 45827264, 80197712, 160395424, 320790848]

約数ペア:

[(1, 320790848), (2, 160395424), (4, 80197712), (7, 45827264), (8, 40098856), (14, 22913632), (16, 20049428), (28, 11456816), (32, 10024714), (49, 6546752), (56, 5728408), (64, 5012357), (98, 3273376), (112, 2864204), (196, 1636688), (224, 1432102), (392, 818344), (448, 716051), (784, 409172), (1568, 204586), (3136, 102293)]