405490920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{146917}}^1$

素因数の和:146954

約数の個数: 64

約数和(自身を含む): 1269371520

約数和(自身を除く): 863880600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 920, 1380, 2760, 146917, 293834, 440751, 587668, 734585, 881502, 1175336, 1469170, 1763004, 2203755, 2938340, 3379091, 3526008, 4407510, 5876680, 6758182, 8815020, 10137273, 13516364, 16895455, 17630040, 20274546, 27032728, 33790910, 40549092, 50686365, 67581820, 81098184, 101372730, 135163640, 202745460, 405490920]

約数ペア:

[(1, 405490920), (2, 202745460), (3, 135163640), (4, 101372730), (5, 81098184), (6, 67581820), (8, 50686365), (10, 40549092), (12, 33790910), (15, 27032728), (20, 20274546), (23, 17630040), (24, 16895455), (30, 13516364), (40, 10137273), (46, 8815020), (60, 6758182), (69, 5876680), (92, 4407510), (115, 3526008), (120, 3379091), (138, 2938340), (184, 2203755), (230, 1763004), (276, 1469170), (345, 1175336), (460, 881502), (552, 734585), (690, 587668), (920, 440751), (1380, 293834), (2760, 146917)]