320705728

素因数分解:

$2^6\times 7^1\times {\mathrm{347}}^1\times {\mathrm{2063}}^1$

素因数の和:2429

約数の個数: 56

約数和(自身を含む): 729764352

約数和(自身を除く): 409058624

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 347, 448, 694, 1388, 2063, 2429, 2776, 4126, 4858, 5552, 8252, 9716, 11104, 14441, 16504, 19432, 22208, 28882, 33008, 38864, 57764, 66016, 77728, 115528, 132032, 155456, 231056, 462112, 715861, 924224, 1431722, 2863444, 5011027, 5726888, 10022054, 11453776, 20044108, 22907552, 40088216, 45815104, 80176432, 160352864, 320705728]

約数ペア:

[(1, 320705728), (2, 160352864), (4, 80176432), (7, 45815104), (8, 40088216), (14, 22907552), (16, 20044108), (28, 11453776), (32, 10022054), (56, 5726888), (64, 5011027), (112, 2863444), (224, 1431722), (347, 924224), (448, 715861), (694, 462112), (1388, 231056), (2063, 155456), (2429, 132032), (2776, 115528), (4126, 77728), (4858, 66016), (5552, 57764), (8252, 38864), (9716, 33008), (11104, 28882), (14441, 22208), (16504, 19432)]