243689880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{290107}}^1$

素因数の和:290128

約数の個数: 64

約数和(自身を含む): 835511040

約数和(自身を除く): 591821160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 290107, 580214, 870321, 1160428, 1450535, 1740642, 2030749, 2320856, 2901070, 3481284, 4061498, 4351605, 5802140, 6092247, 6962568, 8122996, 8703210, 10153745, 11604280, 12184494, 16245992, 17406420, 20307490, 24368988, 30461235, 34812840, 40614980, 48737976, 60922470, 81229960, 121844940, 243689880]

約数ペア:

[(1, 243689880), (2, 121844940), (3, 81229960), (4, 60922470), (5, 48737976), (6, 40614980), (7, 34812840), (8, 30461235), (10, 24368988), (12, 20307490), (14, 17406420), (15, 16245992), (20, 12184494), (21, 11604280), (24, 10153745), (28, 8703210), (30, 8122996), (35, 6962568), (40, 6092247), (42, 5802140), (56, 4351605), (60, 4061498), (70, 3481284), (84, 2901070), (105, 2320856), (120, 2030749), (140, 1740642), (168, 1450535), (210, 1160428), (280, 870321), (420, 580214), (840, 290107)]