2019464685

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{59}}^1$

素因数の和:165

約数の個数: 216

約数和(自身を含む): 4471964640

約数和(自身を除く): 2452499955

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 35, 43, 45, 49, 57, 59, 63, 95, 105, 129, 133, 147, 171, 177, 215, 245, 285, 295, 301, 315, 361, 387, 399, 413, 441, 531, 645, 665, 735, 817, 855, 885, 903, 931, 1083, 1121, 1197, 1239, 1505, 1805, 1935, 1995, 2065, 2107, 2205, 2451, 2527, 2537, 2655, 2709, 2793, 2891, 3249, 3363, 3717, 4085, 4515, 4655, 5415, 5605, 5719, 5985, 6195, 6321, 7353, 7581, 7611, 7847, 8379, 8673, 10089, 10535, 12255, 12635, 12685, 13545, 13965, 14455, 15523, 16245, 16815, 17157, 17689, 17759, 18585, 18963, 21299, 22743, 22833, 23541, 26019, 28595, 31605, 36765, 37905, 38055, 39235, 40033, 41895, 43365, 46569, 48203, 50445, 51471, 53067, 53277, 54929, 63897, 70623, 77615, 85785, 88445, 88795, 94815, 106495, 108661, 113715, 114165, 117705, 120099, 124313, 130095, 139707, 144609, 149093, 159201, 159831, 164787, 191691, 200165, 232845, 241015, 257355, 265335, 266385, 274645, 319485, 325983, 337421, 353115, 360297, 372939, 433827, 447279, 494361, 543305, 600495, 621565, 698535, 723045, 745465, 760627, 796005, 799155, 823935, 915857, 958455, 977949, 1012263, 1043651, 1118817, 1341837, 1629915, 1687105, 1801485, 1864695, 2169135, 2236395, 2281881, 2361947, 2471805, 2747571, 3036789, 3130953, 3803135, 4579285, 4889745, 5061315, 5218255, 5594085, 6410999, 6709185, 6845643, 7085841, 8242713, 9392859, 11409405, 11809735, 13737855, 15183945, 15654765, 19232997, 21257523, 32054995, 34228215, 35429205, 41213565, 44876993, 46964295, 57698991, 96164985, 106287615, 134630979, 224384965, 288494955, 403892937, 673154895, 2019464685]

約数ペア:

[(1, 2019464685), (3, 673154895), (5, 403892937), (7, 288494955), (9, 224384965), (15, 134630979), (19, 106287615), (21, 96164985), (35, 57698991), (43, 46964295), (45, 44876993), (49, 41213565), (57, 35429205), (59, 34228215), (63, 32054995), (95, 21257523), (105, 19232997), (129, 15654765), (133, 15183945), (147, 13737855), (171, 11809735), (177, 11409405), (215, 9392859), (245, 8242713), (285, 7085841), (295, 6845643), (301, 6709185), (315, 6410999), (361, 5594085), (387, 5218255), (399, 5061315), (413, 4889745), (441, 4579285), (531, 3803135), (645, 3130953), (665, 3036789), (735, 2747571), (817, 2471805), (855, 2361947), (885, 2281881), (903, 2236395), (931, 2169135), (1083, 1864695), (1121, 1801485), (1197, 1687105), (1239, 1629915), (1505, 1341837), (1805, 1118817), (1935, 1043651), (1995, 1012263), (2065, 977949), (2107, 958455), (2205, 915857), (2451, 823935), (2527, 799155), (2537, 796005), (2655, 760627), (2709, 745465), (2793, 723045), (2891, 698535), (3249, 621565), (3363, 600495), (3717, 543305), (4085, 494361), (4515, 447279), (4655, 433827), (5415, 372939), (5605, 360297), (5719, 353115), (5985, 337421), (6195, 325983), (6321, 319485), (7353, 274645), (7581, 266385), (7611, 265335), (7847, 257355), (8379, 241015), (8673, 232845), (10089, 200165), (10535, 191691), (12255, 164787), (12635, 159831), (12685, 159201), (13545, 149093), (13965, 144609), (14455, 139707), (15523, 130095), (16245, 124313), (16815, 120099), (17157, 117705), (17689, 114165), (17759, 113715), (18585, 108661), (18963, 106495), (21299, 94815), (22743, 88795), (22833, 88445), (23541, 85785), (26019, 77615), (28595, 70623), (31605, 63897), (36765, 54929), (37905, 53277), (38055, 53067), (39235, 51471), (40033, 50445), (41895, 48203), (43365, 46569)]