161416640

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{6551}}^1$

素因数の和:6586

約数の個数: 112

約数和(自身を含む): 479291904

約数和(自身を除く): 317875264

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 64, 70, 77, 80, 88, 110, 112, 140, 154, 160, 176, 220, 224, 280, 308, 320, 352, 385, 440, 448, 560, 616, 704, 770, 880, 1120, 1232, 1540, 1760, 2240, 2464, 3080, 3520, 4928, 6160, 6551, 12320, 13102, 24640, 26204, 32755, 45857, 52408, 65510, 72061, 91714, 104816, 131020, 144122, 183428, 209632, 229285, 262040, 288244, 360305, 366856, 419264, 458570, 504427, 524080, 576488, 720610, 733712, 917140, 1008854, 1048160, 1152976, 1441220, 1467424, 1834280, 2017708, 2096320, 2305952, 2522135, 2882440, 2934848, 3668560, 4035416, 4611904, 5044270, 5764880, 7337120, 8070832, 10088540, 11529760, 14674240, 16141664, 20177080, 23059520, 32283328, 40354160, 80708320, 161416640]

約数ペア:

[(1, 161416640), (2, 80708320), (4, 40354160), (5, 32283328), (7, 23059520), (8, 20177080), (10, 16141664), (11, 14674240), (14, 11529760), (16, 10088540), (20, 8070832), (22, 7337120), (28, 5764880), (32, 5044270), (35, 4611904), (40, 4035416), (44, 3668560), (55, 2934848), (56, 2882440), (64, 2522135), (70, 2305952), (77, 2096320), (80, 2017708), (88, 1834280), (110, 1467424), (112, 1441220), (140, 1152976), (154, 1048160), (160, 1008854), (176, 917140), (220, 733712), (224, 720610), (280, 576488), (308, 524080), (320, 504427), (352, 458570), (385, 419264), (440, 366856), (448, 360305), (560, 288244), (616, 262040), (704, 229285), (770, 209632), (880, 183428), (1120, 144122), (1232, 131020), (1540, 104816), (1760, 91714), (2240, 72061), (2464, 65510), (3080, 52408), (3520, 45857), (4928, 32755), (6160, 26204), (6551, 24640), (12320, 13102)]