71031420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{394619}}^1$

素因数の和:394634

約数の個数: 36

約数和(自身を含む): 215462520

約数和(自身を除く): 144431100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 394619, 789238, 1183857, 1578476, 1973095, 2367714, 3551571, 3946190, 4735428, 5919285, 7103142, 7892380, 11838570, 14206284, 17757855, 23677140, 35515710, 71031420]

約数ペア:

[(1, 71031420), (2, 35515710), (3, 23677140), (4, 17757855), (5, 14206284), (6, 11838570), (9, 7892380), (10, 7103142), (12, 5919285), (15, 4735428), (18, 3946190), (20, 3551571), (30, 2367714), (36, 1973095), (45, 1578476), (60, 1183857), (90, 789238), (180, 394619)]