220059915

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{179}}^1\times {\mathrm{1999}}^1$

素因数の和:2227

約数の個数: 32

約数和(自身を含む): 362880000

約数和(自身を除く): 142820085

約数列:

[1, 3, 5, 15, 41, 123, 179, 205, 537, 615, 895, 1999, 2685, 5997, 7339, 9995, 22017, 29985, 36695, 81959, 110085, 245877, 357821, 409795, 1073463, 1229385, 1789105, 5367315, 14670661, 44011983, 73353305, 220059915]

約数ペア:

[(1, 220059915), (3, 73353305), (5, 44011983), (15, 14670661), (41, 5367315), (123, 1789105), (179, 1229385), (205, 1073463), (537, 409795), (615, 357821), (895, 245877), (1999, 110085), (2685, 81959), (5997, 36695), (7339, 29985), (9995, 22017)]