138346020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{768589}}^1$

素因数の和:768604

約数の個数: 36

約数和(自身を含む): 419650140

約数和(自身を除く): 281304120

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 768589, 1537178, 2305767, 3074356, 3842945, 4611534, 6917301, 7685890, 9223068, 11528835, 13834602, 15371780, 23057670, 27669204, 34586505, 46115340, 69173010, 138346020]

約数ペア:

[(1, 138346020), (2, 69173010), (3, 46115340), (4, 34586505), (5, 27669204), (6, 23057670), (9, 15371780), (10, 13834602), (12, 11528835), (15, 9223068), (18, 7685890), (20, 6917301), (30, 4611534), (36, 3842945), (45, 3074356), (60, 2305767), (90, 1537178), (180, 768589)]