161990724

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1\times {\mathrm{269}}^1$

素因数の和:457

約数の個数: 96

約数和(自身を含む): 444165120

約数和(自身を除く): 282174396

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 67, 84, 107, 134, 201, 214, 268, 269, 321, 402, 428, 469, 538, 642, 749, 804, 807, 938, 1076, 1284, 1407, 1498, 1614, 1876, 1883, 2247, 2814, 2996, 3228, 3766, 4494, 5628, 5649, 7169, 7532, 8988, 11298, 14338, 18023, 21507, 22596, 28676, 28783, 36046, 43014, 50183, 54069, 57566, 72092, 86028, 86349, 100366, 108138, 115132, 126161, 150549, 172698, 200732, 201481, 216276, 252322, 301098, 345396, 378483, 402962, 504644, 602196, 604443, 756966, 805924, 1208886, 1513932, 1928461, 2417772, 3856922, 5785383, 7713844, 11570766, 13499227, 23141532, 26998454, 40497681, 53996908, 80995362, 161990724]

約数ペア:

[(1, 161990724), (2, 80995362), (3, 53996908), (4, 40497681), (6, 26998454), (7, 23141532), (12, 13499227), (14, 11570766), (21, 7713844), (28, 5785383), (42, 3856922), (67, 2417772), (84, 1928461), (107, 1513932), (134, 1208886), (201, 805924), (214, 756966), (268, 604443), (269, 602196), (321, 504644), (402, 402962), (428, 378483), (469, 345396), (538, 301098), (642, 252322), (749, 216276), (804, 201481), (807, 200732), (938, 172698), (1076, 150549), (1284, 126161), (1407, 115132), (1498, 108138), (1614, 100366), (1876, 86349), (1883, 86028), (2247, 72092), (2814, 57566), (2996, 54069), (3228, 50183), (3766, 43014), (4494, 36046), (5628, 28783), (5649, 28676), (7169, 22596), (7532, 21507), (8988, 18023), (11298, 14338)]