68743980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{381911}}^1$

素因数の和:381926

約数の個数: 36

約数和(自身を含む): 208523952

約数和(自身を除く): 139779972

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 381911, 763822, 1145733, 1527644, 1909555, 2291466, 3437199, 3819110, 4582932, 5728665, 6874398, 7638220, 11457330, 13748796, 17185995, 22914660, 34371990, 68743980]

約数ペア:

[(1, 68743980), (2, 34371990), (3, 22914660), (4, 17185995), (5, 13748796), (6, 11457330), (9, 7638220), (10, 6874398), (12, 5728665), (15, 4582932), (18, 3819110), (20, 3437199), (30, 2291466), (36, 1909555), (45, 1527644), (60, 1145733), (90, 763822), (180, 381911)]