279902328

素因数分解:

$2^3\times 3^1\times {\mathrm{53}}^1\times {\mathrm{197}}^1\times {\mathrm{1117}}^1$

素因数の和:1376

約数の個数: 64

約数和(自身を含む): 717219360

約数和(自身を除く): 437317032

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 53, 106, 159, 197, 212, 318, 394, 424, 591, 636, 788, 1117, 1182, 1272, 1576, 2234, 2364, 3351, 4468, 4728, 6702, 8936, 10441, 13404, 20882, 26808, 31323, 41764, 59201, 62646, 83528, 118402, 125292, 177603, 220049, 236804, 250584, 355206, 440098, 473608, 660147, 710412, 880196, 1320294, 1420824, 1760392, 2640588, 5281176, 11662597, 23325194, 34987791, 46650388, 69975582, 93300776, 139951164, 279902328]

約数ペア:

[(1, 279902328), (2, 139951164), (3, 93300776), (4, 69975582), (6, 46650388), (8, 34987791), (12, 23325194), (24, 11662597), (53, 5281176), (106, 2640588), (159, 1760392), (197, 1420824), (212, 1320294), (318, 880196), (394, 710412), (424, 660147), (591, 473608), (636, 440098), (788, 355206), (1117, 250584), (1182, 236804), (1272, 220049), (1576, 177603), (2234, 125292), (2364, 118402), (3351, 83528), (4468, 62646), (4728, 59201), (6702, 41764), (8936, 31323), (10441, 26808), (13404, 20882)]