154455420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{367751}}^1$

素因数の和:367770

約数の個数: 48

約数和(自身を含む): 494258688

約数和(自身を除く): 339803268

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, 367751, 735502, 1103253, 1471004, 1838755, 2206506, 2574257, 3677510, 4413012, 5148514, 5516265, 7355020, 7722771, 10297028, 11032530, 12871285, 15445542, 22065060, 25742570, 30891084, 38613855, 51485140, 77227710, 154455420]

約数ペア:

[(1, 154455420), (2, 77227710), (3, 51485140), (4, 38613855), (5, 30891084), (6, 25742570), (7, 22065060), (10, 15445542), (12, 12871285), (14, 11032530), (15, 10297028), (20, 7722771), (21, 7355020), (28, 5516265), (30, 5148514), (35, 4413012), (42, 3677510), (60, 2574257), (70, 2206506), (84, 1838755), (105, 1471004), (140, 1103253), (210, 735502), (420, 367751)]