129878520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1082321}}^1$

素因数の和:1082335

約数の個数: 32

約数和(自身を含む): 389635920

約数和(自身を除く): 259757400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1082321, 2164642, 3246963, 4329284, 5411605, 6493926, 8658568, 10823210, 12987852, 16234815, 21646420, 25975704, 32469630, 43292840, 64939260, 129878520]

約数ペア:

[(1, 129878520), (2, 64939260), (3, 43292840), (4, 32469630), (5, 25975704), (6, 21646420), (8, 16234815), (10, 12987852), (12, 10823210), (15, 8658568), (20, 6493926), (24, 5411605), (30, 4329284), (40, 3246963), (60, 2164642), (120, 1082321)]