84780452568

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{1999}}^1\times {\mathrm{252449}}^1$

素因数の和:254464

約数の個数: 64

約数和(自身を含む): 242352000000

約数和(自身を除く): 157571547432

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 1999, 3998, 5997, 7996, 11994, 13993, 15992, 23988, 27986, 41979, 47976, 55972, 83958, 111944, 167916, 252449, 335832, 504898, 757347, 1009796, 1514694, 1767143, 2019592, 3029388, 3534286, 5301429, 6058776, 7068572, 10602858, 14137144, 21205716, 42411432, 504645551, 1009291102, 1513936653, 2018582204, 3027873306, 3532518857, 4037164408, 6055746612, 7065037714, 10597556571, 12111493224, 14130075428, 21195113142, 28260150856, 42390226284, 84780452568]

約数ペア:

[(1, 84780452568), (2, 42390226284), (3, 28260150856), (4, 21195113142), (6, 14130075428), (7, 12111493224), (8, 10597556571), (12, 7065037714), (14, 6055746612), (21, 4037164408), (24, 3532518857), (28, 3027873306), (42, 2018582204), (56, 1513936653), (84, 1009291102), (168, 504645551), (1999, 42411432), (3998, 21205716), (5997, 14137144), (7996, 10602858), (11994, 7068572), (13993, 6058776), (15992, 5301429), (23988, 3534286), (27986, 3029388), (41979, 2019592), (47976, 1767143), (55972, 1514694), (83958, 1009796), (111944, 757347), (167916, 504898), (252449, 335832)]