161569485

素因数分解:

$3^5\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{157}}^1$

素因数の和:206

約数の個数: 144

約数和(自身を含む): 367156608

約数和(自身を除く): 205587123

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 27, 33, 35, 45, 55, 63, 77, 81, 99, 105, 121, 135, 157, 165, 189, 231, 243, 297, 315, 363, 385, 405, 471, 495, 567, 605, 693, 785, 847, 891, 945, 1089, 1099, 1155, 1215, 1413, 1485, 1701, 1727, 1815, 2079, 2355, 2541, 2673, 2835, 3267, 3297, 3465, 4235, 4239, 4455, 5181, 5445, 5495, 6237, 7065, 7623, 8505, 8635, 9801, 9891, 10395, 12089, 12705, 12717, 13365, 15543, 16335, 16485, 18711, 18997, 21195, 22869, 25905, 29403, 29673, 31185, 36267, 38115, 38151, 46629, 49005, 49455, 56991, 60445, 63585, 68607, 77715, 89019, 93555, 94985, 108801, 114345, 132979, 139887, 147015, 148365, 170973, 181335, 190755, 205821, 233145, 267057, 284955, 326403, 343035, 398937, 419661, 445095, 512919, 544005, 664895, 699435, 854865, 979209, 1029105, 1196811, 1335285, 1538757, 1632015, 1994685, 2098305, 2564595, 2937627, 3590433, 4616271, 4896045, 5984055, 7693785, 10771299, 14688135, 17952165, 23081355, 32313897, 53856495, 161569485]

約数ペア:

[(1, 161569485), (3, 53856495), (5, 32313897), (7, 23081355), (9, 17952165), (11, 14688135), (15, 10771299), (21, 7693785), (27, 5984055), (33, 4896045), (35, 4616271), (45, 3590433), (55, 2937627), (63, 2564595), (77, 2098305), (81, 1994685), (99, 1632015), (105, 1538757), (121, 1335285), (135, 1196811), (157, 1029105), (165, 979209), (189, 854865), (231, 699435), (243, 664895), (297, 544005), (315, 512919), (363, 445095), (385, 419661), (405, 398937), (471, 343035), (495, 326403), (567, 284955), (605, 267057), (693, 233145), (785, 205821), (847, 190755), (891, 181335), (945, 170973), (1089, 148365), (1099, 147015), (1155, 139887), (1215, 132979), (1413, 114345), (1485, 108801), (1701, 94985), (1727, 93555), (1815, 89019), (2079, 77715), (2355, 68607), (2541, 63585), (2673, 60445), (2835, 56991), (3267, 49455), (3297, 49005), (3465, 46629), (4235, 38151), (4239, 38115), (4455, 36267), (5181, 31185), (5445, 29673), (5495, 29403), (6237, 25905), (7065, 22869), (7623, 21195), (8505, 18997), (8635, 18711), (9801, 16485), (9891, 16335), (10395, 15543), (12089, 13365), (12705, 12717)]