84861560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{1523}}^1$

素因数の和:1740

約数の個数: 64

約数和(自身を含む): 219456000

約数和(自身を除く): 134594440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 199, 280, 398, 796, 995, 1393, 1523, 1592, 1990, 2786, 3046, 3980, 5572, 6092, 6965, 7615, 7960, 10661, 11144, 12184, 13930, 15230, 21322, 27860, 30460, 42644, 53305, 55720, 60920, 85288, 106610, 213220, 303077, 426440, 606154, 1212308, 1515385, 2121539, 2424616, 3030770, 4243078, 6061540, 8486156, 10607695, 12123080, 16972312, 21215390, 42430780, 84861560]

約数ペア:

[(1, 84861560), (2, 42430780), (4, 21215390), (5, 16972312), (7, 12123080), (8, 10607695), (10, 8486156), (14, 6061540), (20, 4243078), (28, 3030770), (35, 2424616), (40, 2121539), (56, 1515385), (70, 1212308), (140, 606154), (199, 426440), (280, 303077), (398, 213220), (796, 106610), (995, 85288), (1393, 60920), (1523, 55720), (1592, 53305), (1990, 42644), (2786, 30460), (3046, 27860), (3980, 21322), (5572, 15230), (6092, 13930), (6965, 12184), (7615, 11144), (7960, 10661)]