169785420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{404251}}^1$

素因数の和:404270

約数の個数: 48

約数和(自身を含む): 543314688

約数和(自身を除く): 373529268

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, 404251, 808502, 1212753, 1617004, 2021255, 2425506, 2829757, 4042510, 4851012, 5659514, 6063765, 8085020, 8489271, 11319028, 12127530, 14148785, 16978542, 24255060, 28297570, 33957084, 42446355, 56595140, 84892710, 169785420]

約数ペア:

[(1, 169785420), (2, 84892710), (3, 56595140), (4, 42446355), (5, 33957084), (6, 28297570), (7, 24255060), (10, 16978542), (12, 14148785), (14, 12127530), (15, 11319028), (20, 8489271), (21, 8085020), (28, 6063765), (30, 5659514), (35, 4851012), (42, 4042510), (60, 2829757), (70, 2425506), (84, 2021255), (105, 1617004), (140, 1212753), (210, 808502), (420, 404251)]