123976260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{688757}}^1$

素因数の和:688772

約数の個数: 36

約数和(自身を含む): 376061868

約数和(自身を除く): 252085608

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 688757, 1377514, 2066271, 2755028, 3443785, 4132542, 6198813, 6887570, 8265084, 10331355, 12397626, 13775140, 20662710, 24795252, 30994065, 41325420, 61988130, 123976260]

約数ペア:

[(1, 123976260), (2, 61988130), (3, 41325420), (4, 30994065), (5, 24795252), (6, 20662710), (9, 13775140), (10, 12397626), (12, 10331355), (15, 8265084), (18, 6887570), (20, 6198813), (30, 4132542), (36, 3443785), (45, 2755028), (60, 2066271), (90, 1377514), (180, 688757)]