140695744

素因数分解:

$2^6\times 7^1\times {\mathrm{509}}^1\times {\mathrm{617}}^1$

素因数の和:1145

約数の個数: 56

約数和(自身を含む): 320222880

約数和(自身を除く): 179527136

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 509, 617, 1018, 1234, 2036, 2468, 3563, 4072, 4319, 4936, 7126, 8144, 8638, 9872, 14252, 16288, 17276, 19744, 28504, 32576, 34552, 39488, 57008, 69104, 114016, 138208, 228032, 276416, 314053, 628106, 1256212, 2198371, 2512424, 4396742, 5024848, 8793484, 10049696, 17586968, 20099392, 35173936, 70347872, 140695744]

約数ペア:

[(1, 140695744), (2, 70347872), (4, 35173936), (7, 20099392), (8, 17586968), (14, 10049696), (16, 8793484), (28, 5024848), (32, 4396742), (56, 2512424), (64, 2198371), (112, 1256212), (224, 628106), (448, 314053), (509, 276416), (617, 228032), (1018, 138208), (1234, 114016), (2036, 69104), (2468, 57008), (3563, 39488), (4072, 34552), (4319, 32576), (4936, 28504), (7126, 19744), (8144, 17276), (8638, 16288), (9872, 14252)]