231751920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{6947}}^1$

素因数の和:7102

約数の個数: 80

約数和(自身を含む): 723703680

約数和(自身を除く): 491951760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 139, 240, 278, 417, 556, 695, 834, 1112, 1390, 1668, 2085, 2224, 2780, 3336, 4170, 5560, 6672, 6947, 8340, 11120, 13894, 16680, 20841, 27788, 33360, 34735, 41682, 55576, 69470, 83364, 104205, 111152, 138940, 166728, 208410, 277880, 333456, 416820, 555760, 833640, 965633, 1667280, 1931266, 2896899, 3862532, 4828165, 5793798, 7725064, 9656330, 11587596, 14484495, 15450128, 19312660, 23175192, 28968990, 38625320, 46350384, 57937980, 77250640, 115875960, 231751920]

約数ペア:

[(1, 231751920), (2, 115875960), (3, 77250640), (4, 57937980), (5, 46350384), (6, 38625320), (8, 28968990), (10, 23175192), (12, 19312660), (15, 15450128), (16, 14484495), (20, 11587596), (24, 9656330), (30, 7725064), (40, 5793798), (48, 4828165), (60, 3862532), (80, 2896899), (120, 1931266), (139, 1667280), (240, 965633), (278, 833640), (417, 555760), (556, 416820), (695, 333456), (834, 277880), (1112, 208410), (1390, 166728), (1668, 138940), (2085, 111152), (2224, 104205), (2780, 83364), (3336, 69470), (4170, 55576), (5560, 41682), (6672, 34735), (6947, 33360), (8340, 27788), (11120, 20841), (13894, 16680)]