129940920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{360947}}^1$

素因数の和:360964

約数の個数: 48

約数和(自身を含む): 422309160

約数和(自身を除く): 292368240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 360947, 721894, 1082841, 1443788, 1804735, 2165682, 2887576, 3248523, 3609470, 4331364, 5414205, 6497046, 7218940, 8662728, 10828410, 12994092, 14437880, 16242615, 21656820, 25988184, 32485230, 43313640, 64970460, 129940920]

約数ペア:

[(1, 129940920), (2, 64970460), (3, 43313640), (4, 32485230), (5, 25988184), (6, 21656820), (8, 16242615), (9, 14437880), (10, 12994092), (12, 10828410), (15, 8662728), (18, 7218940), (20, 6497046), (24, 5414205), (30, 4331364), (36, 3609470), (40, 3248523), (45, 2887576), (60, 2165682), (72, 1804735), (90, 1443788), (120, 1082841), (180, 721894), (360, 360947)]