215136880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{384173}}^1$

素因数の和:384193

約数の個数: 40

約数和(自身を含む): 571650912

約数和(自身を除く): 356514032

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 384173, 768346, 1536692, 1920865, 2689211, 3073384, 3841730, 5378422, 6146768, 7683460, 10756844, 13446055, 15366920, 21513688, 26892110, 30733840, 43027376, 53784220, 107568440, 215136880]

約数ペア:

[(1, 215136880), (2, 107568440), (4, 53784220), (5, 43027376), (7, 30733840), (8, 26892110), (10, 21513688), (14, 15366920), (16, 13446055), (20, 10756844), (28, 7683460), (35, 6146768), (40, 5378422), (56, 3841730), (70, 3073384), (80, 2689211), (112, 1920865), (140, 1536692), (280, 768346), (560, 384173)]