138141840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{575591}}^1$

素因数の和:575607

約数の個数: 40

約数和(自身を含む): 428240448

約数和(自身を除く): 290098608

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 575591, 1151182, 1726773, 2302364, 2877955, 3453546, 4604728, 5755910, 6907092, 8633865, 9209456, 11511820, 13814184, 17267730, 23023640, 27628368, 34535460, 46047280, 69070920, 138141840]

約数ペア:

[(1, 138141840), (2, 69070920), (3, 46047280), (4, 34535460), (5, 27628368), (6, 23023640), (8, 17267730), (10, 13814184), (12, 11511820), (15, 9209456), (16, 8633865), (20, 6907092), (24, 5755910), (30, 4604728), (40, 3453546), (48, 2877955), (60, 2302364), (80, 1726773), (120, 1151182), (240, 575591)]