208218060

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{385589}}^1$

素因数の和:385607

約数の個数: 48

約数和(自身を含む): 647791200

約数和(自身を除く): 439573140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 385589, 771178, 1156767, 1542356, 1927945, 2313534, 3470301, 3855890, 4627068, 5783835, 6940602, 7711780, 10410903, 11567670, 13881204, 17351505, 20821806, 23135340, 34703010, 41643612, 52054515, 69406020, 104109030, 208218060]

約数ペア:

[(1, 208218060), (2, 104109030), (3, 69406020), (4, 52054515), (5, 41643612), (6, 34703010), (9, 23135340), (10, 20821806), (12, 17351505), (15, 13881204), (18, 11567670), (20, 10410903), (27, 7711780), (30, 6940602), (36, 5783835), (45, 4627068), (54, 3855890), (60, 3470301), (90, 2313534), (108, 1927945), (135, 1542356), (180, 1156767), (270, 771178), (540, 385589)]