199712256

素因数分解:

$2^9\times 3^1\times {\mathrm{130021}}^1$

素因数の和:130042

約数の個数: 40

約数和(自身を含む): 532050024

約数和(自身を除く): 332337768

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 512, 768, 1536, 130021, 260042, 390063, 520084, 780126, 1040168, 1560252, 2080336, 3120504, 4160672, 6241008, 8321344, 12482016, 16642688, 24964032, 33285376, 49928064, 66570752, 99856128, 199712256]

約数ペア:

[(1, 199712256), (2, 99856128), (3, 66570752), (4, 49928064), (6, 33285376), (8, 24964032), (12, 16642688), (16, 12482016), (24, 8321344), (32, 6241008), (48, 4160672), (64, 3120504), (96, 2080336), (128, 1560252), (192, 1040168), (256, 780126), (384, 520084), (512, 390063), (768, 260042), (1536, 130021)]