162181880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{1489}}^1$

素因数の和:1896

約数の個数: 64

約数和(自身を含む): 418392000

約数和(自身を除く): 256210120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 389, 778, 1489, 1556, 1945, 2723, 2978, 3112, 3890, 5446, 5956, 7445, 7780, 10423, 10892, 11912, 13615, 14890, 15560, 20846, 21784, 27230, 29780, 41692, 52115, 54460, 59560, 83384, 104230, 108920, 208460, 416920, 579221, 1158442, 2316884, 2896105, 4054547, 4633768, 5792210, 8109094, 11584420, 16218188, 20272735, 23168840, 32436376, 40545470, 81090940, 162181880]

約数ペア:

[(1, 162181880), (2, 81090940), (4, 40545470), (5, 32436376), (7, 23168840), (8, 20272735), (10, 16218188), (14, 11584420), (20, 8109094), (28, 5792210), (35, 4633768), (40, 4054547), (56, 2896105), (70, 2316884), (140, 1158442), (280, 579221), (389, 416920), (778, 208460), (1489, 108920), (1556, 104230), (1945, 83384), (2723, 59560), (2978, 54460), (3112, 52115), (3890, 41692), (5446, 29780), (5956, 27230), (7445, 21784), (7780, 20846), (10423, 15560), (10892, 14890), (11912, 13615)]