249550840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{81023}}^1$

素因数の和:81052

約数の個数: 64

約数和(自身を含む): 700047360

約数和(自身を除く): 450496520

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 81023, 162046, 324092, 405115, 567161, 648184, 810230, 891253, 1134322, 1620460, 1782506, 2268644, 2835805, 3240920, 3565012, 4456265, 4537288, 5671610, 6238771, 7130024, 8912530, 11343220, 12477542, 17825060, 22686440, 24955084, 31193855, 35650120, 49910168, 62387710, 124775420, 249550840]

約数ペア:

[(1, 249550840), (2, 124775420), (4, 62387710), (5, 49910168), (7, 35650120), (8, 31193855), (10, 24955084), (11, 22686440), (14, 17825060), (20, 12477542), (22, 11343220), (28, 8912530), (35, 7130024), (40, 6238771), (44, 5671610), (55, 4537288), (56, 4456265), (70, 3565012), (77, 3240920), (88, 2835805), (110, 2268644), (140, 1782506), (154, 1620460), (220, 1134322), (280, 891253), (308, 810230), (385, 648184), (440, 567161), (616, 405115), (770, 324092), (1540, 162046), (3080, 81023)]