123145728

素因数分解:

$2^9\times 3^1\times {\mathrm{80173}}^1$

素因数の和:80194

約数の個数: 40

約数和(自身を含む): 328072008

約数和(自身を除く): 204926280

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 512, 768, 1536, 80173, 160346, 240519, 320692, 481038, 641384, 962076, 1282768, 1924152, 2565536, 3848304, 5131072, 7696608, 10262144, 15393216, 20524288, 30786432, 41048576, 61572864, 123145728]

約数ペア:

[(1, 123145728), (2, 61572864), (3, 41048576), (4, 30786432), (6, 20524288), (8, 15393216), (12, 10262144), (16, 7696608), (24, 5131072), (32, 3848304), (48, 2565536), (64, 1924152), (96, 1282768), (128, 962076), (192, 641384), (256, 481038), (384, 320692), (512, 240519), (768, 160346), (1536, 80173)]