207144420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{493201}}^1$

素因数の和:493220

約数の個数: 48

約数和(自身を含む): 662863488

約数和(自身を除く): 455719068

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 493201, 986402, 1479603, 1972804, 2466005, 2959206, 3452407, 4932010, 5918412, 6904814, 7398015, 9864020, 10357221, 13809628, 14796030, 17262035, 20714442, 29592060, 34524070, 41428884, 51786105, 69048140, 103572210, 207144420]

約数ペア:

[(1, 207144420), (2, 103572210), (3, 69048140), (4, 51786105), (5, 41428884), (6, 34524070), (7, 29592060), (10, 20714442), (12, 17262035), (14, 14796030), (15, 13809628), (20, 10357221), (21, 9864020), (28, 7398015), (30, 6904814), (35, 5918412), (42, 4932010), (60, 3452407), (70, 2959206), (84, 2466005), (105, 1972804), (140, 1479603), (210, 986402), (420, 493201)]