30906442

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:187

約数の個数: 64

約数和(自身を含む): 59719680

約数和(自身を除く): 28813238

約数列:

[1, 2, 7, 14, 17, 31, 34, 59, 62, 71, 118, 119, 142, 217, 238, 413, 434, 497, 527, 826, 994, 1003, 1054, 1207, 1829, 2006, 2201, 2414, 3658, 3689, 4189, 4402, 7021, 7378, 8378, 8449, 12803, 14042, 15407, 16898, 25606, 29323, 30814, 31093, 37417, 58646, 62186, 71213, 74834, 129859, 142426, 217651, 259718, 261919, 435302, 498491, 523838, 909013, 996982, 1818026, 2207603, 4415206, 15453221, 30906442]

約数ペア:

[(1, 30906442), (2, 15453221), (7, 4415206), (14, 2207603), (17, 1818026), (31, 996982), (34, 909013), (59, 523838), (62, 498491), (71, 435302), (118, 261919), (119, 259718), (142, 217651), (217, 142426), (238, 129859), (413, 74834), (434, 71213), (497, 62186), (527, 58646), (826, 37417), (994, 31093), (1003, 30814), (1054, 29323), (1207, 25606), (1829, 16898), (2006, 15407), (2201, 14042), (2414, 12803), (3658, 8449), (3689, 8378), (4189, 7378), (4402, 7021)]