988987860

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{261637}}^1$

素因数の和:261662

約数の個数: 96

約数和(自身を含む): 3516414720

約数和(自身を除く): 2527426860

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 315, 378, 420, 540, 630, 756, 945, 1260, 1890, 3780, 261637, 523274, 784911, 1046548, 1308185, 1569822, 1831459, 2354733, 2616370, 3139644, 3662918, 3924555, 4709466, 5232740, 5494377, 7064199, 7325836, 7849110, 9157295, 9418932, 10988754, 11773665, 14128398, 15698220, 16483131, 18314590, 21977508, 23547330, 27471885, 28256796, 32966262, 35320995, 36629180, 47094660, 49449393, 54943770, 65932524, 70641990, 82415655, 98898786, 109887540, 141283980, 164831310, 197797572, 247246965, 329662620, 494493930, 988987860]

約数ペア:

[(1, 988987860), (2, 494493930), (3, 329662620), (4, 247246965), (5, 197797572), (6, 164831310), (7, 141283980), (9, 109887540), (10, 98898786), (12, 82415655), (14, 70641990), (15, 65932524), (18, 54943770), (20, 49449393), (21, 47094660), (27, 36629180), (28, 35320995), (30, 32966262), (35, 28256796), (36, 27471885), (42, 23547330), (45, 21977508), (54, 18314590), (60, 16483131), (63, 15698220), (70, 14128398), (84, 11773665), (90, 10988754), (105, 9418932), (108, 9157295), (126, 7849110), (135, 7325836), (140, 7064199), (180, 5494377), (189, 5232740), (210, 4709466), (252, 3924555), (270, 3662918), (315, 3139644), (378, 2616370), (420, 2354733), (540, 1831459), (630, 1569822), (756, 1308185), (945, 1046548), (1260, 784911), (1890, 523274), (3780, 261637)]