278892032

素因数分解:

$2^9\times {\mathrm{19}}^1\times {\mathrm{28669}}^1$

素因数の和:28706

約数の個数: 40

約数和(自身を含む): 586588200

約数和(自身を除く): 307696168

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 512, 608, 1216, 2432, 4864, 9728, 28669, 57338, 114676, 229352, 458704, 544711, 917408, 1089422, 1834816, 2178844, 3669632, 4357688, 7339264, 8715376, 14678528, 17430752, 34861504, 69723008, 139446016, 278892032]

約数ペア:

[(1, 278892032), (2, 139446016), (4, 69723008), (8, 34861504), (16, 17430752), (19, 14678528), (32, 8715376), (38, 7339264), (64, 4357688), (76, 3669632), (128, 2178844), (152, 1834816), (256, 1089422), (304, 917408), (512, 544711), (608, 458704), (1216, 229352), (2432, 114676), (4864, 57338), (9728, 28669)]