71960040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{199889}}^1$

素因数の和:199906

約数の個数: 48

約数和(自身を含む): 233871300

約数和(自身を除く): 161911260

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 199889, 399778, 599667, 799556, 999445, 1199334, 1599112, 1799001, 1998890, 2398668, 2998335, 3598002, 3997780, 4797336, 5996670, 7196004, 7995560, 8995005, 11993340, 14392008, 17990010, 23986680, 35980020, 71960040]

約数ペア:

[(1, 71960040), (2, 35980020), (3, 23986680), (4, 17990010), (5, 14392008), (6, 11993340), (8, 8995005), (9, 7995560), (10, 7196004), (12, 5996670), (15, 4797336), (18, 3997780), (20, 3598002), (24, 2998335), (30, 2398668), (36, 1998890), (40, 1799001), (45, 1599112), (60, 1199334), (72, 999445), (90, 799556), (120, 599667), (180, 399778), (360, 199889)]