31000140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{172223}}^1$

素因数の和:172238

約数の個数: 36

約数和(自身を含む): 94034304

約数和(自身を除く): 63034164

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 172223, 344446, 516669, 688892, 861115, 1033338, 1550007, 1722230, 2066676, 2583345, 3100014, 3444460, 5166690, 6200028, 7750035, 10333380, 15500070, 31000140]

約数ペア:

[(1, 31000140), (2, 15500070), (3, 10333380), (4, 7750035), (5, 6200028), (6, 5166690), (9, 3444460), (10, 3100014), (12, 2583345), (15, 2066676), (18, 1722230), (20, 1550007), (30, 1033338), (36, 861115), (45, 688892), (60, 516669), (90, 344446), (180, 172223)]