255844620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{743}}^1\times {\mathrm{1913}}^1$

素因数の和:2671

約数の個数: 72

約数和(自身を含む): 777512736

約数和(自身を除く): 521668116

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 743, 1486, 1913, 2229, 2972, 3715, 3826, 4458, 5739, 6687, 7430, 7652, 8916, 9565, 11145, 11478, 13374, 14860, 17217, 19130, 22290, 22956, 26748, 28695, 33435, 34434, 38260, 44580, 57390, 66870, 68868, 86085, 114780, 133740, 172170, 344340, 1421359, 2842718, 4264077, 5685436, 7106795, 8528154, 12792231, 14213590, 17056308, 21320385, 25584462, 28427180, 42640770, 51168924, 63961155, 85281540, 127922310, 255844620]

約数ペア:

[(1, 255844620), (2, 127922310), (3, 85281540), (4, 63961155), (5, 51168924), (6, 42640770), (9, 28427180), (10, 25584462), (12, 21320385), (15, 17056308), (18, 14213590), (20, 12792231), (30, 8528154), (36, 7106795), (45, 5685436), (60, 4264077), (90, 2842718), (180, 1421359), (743, 344340), (1486, 172170), (1913, 133740), (2229, 114780), (2972, 86085), (3715, 68868), (3826, 66870), (4458, 57390), (5739, 44580), (6687, 38260), (7430, 34434), (7652, 33435), (8916, 28695), (9565, 26748), (11145, 22956), (11478, 22290), (13374, 19130), (14860, 17217)]