71041140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{394673}}^1$

素因数の和:394688

約数の個数: 36

約数和(自身を含む): 215492004

約数和(自身を除く): 144450864

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 394673, 789346, 1184019, 1578692, 1973365, 2368038, 3552057, 3946730, 4736076, 5920095, 7104114, 7893460, 11840190, 14208228, 17760285, 23680380, 35520570, 71041140]

約数ペア:

[(1, 71041140), (2, 35520570), (3, 23680380), (4, 17760285), (5, 14208228), (6, 11840190), (9, 7893460), (10, 7104114), (12, 5920095), (15, 4736076), (18, 3946730), (20, 3552057), (30, 2368038), (36, 1973365), (45, 1578692), (60, 1184019), (90, 789346), (180, 394673)]