180745728

素因数分解:

$2^9\times 3^1\times {\mathrm{117673}}^1$

素因数の和:117694

約数の個数: 40

約数和(自身を含む): 481522008

約数和(自身を除く): 300776280

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 512, 768, 1536, 117673, 235346, 353019, 470692, 706038, 941384, 1412076, 1882768, 2824152, 3765536, 5648304, 7531072, 11296608, 15062144, 22593216, 30124288, 45186432, 60248576, 90372864, 180745728]

約数ペア:

[(1, 180745728), (2, 90372864), (3, 60248576), (4, 45186432), (6, 30124288), (8, 22593216), (12, 15062144), (16, 11296608), (24, 7531072), (32, 5648304), (48, 3765536), (64, 2824152), (96, 1882768), (128, 1412076), (192, 941384), (256, 706038), (384, 470692), (512, 353019), (768, 235346), (1536, 117673)]