205885120

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{859}}^1$

素因数の和:990

約数の個数: 112

約数和(自身を含む): 566196480

約数和(自身を除く): 360311360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 107, 112, 140, 160, 214, 224, 280, 320, 428, 448, 535, 560, 749, 856, 859, 1070, 1120, 1498, 1712, 1718, 2140, 2240, 2996, 3424, 3436, 3745, 4280, 4295, 5992, 6013, 6848, 6872, 7490, 8560, 8590, 11984, 12026, 13744, 14980, 17120, 17180, 23968, 24052, 27488, 29960, 30065, 34240, 34360, 47936, 48104, 54976, 59920, 60130, 68720, 91913, 96208, 119840, 120260, 137440, 183826, 192416, 239680, 240520, 274880, 367652, 384832, 459565, 481040, 643391, 735304, 919130, 962080, 1286782, 1470608, 1838260, 1924160, 2573564, 2941216, 3216955, 3676520, 5147128, 5882432, 6433910, 7353040, 10294256, 12867820, 14706080, 20588512, 25735640, 29412160, 41177024, 51471280, 102942560, 205885120]

約数ペア:

[(1, 205885120), (2, 102942560), (4, 51471280), (5, 41177024), (7, 29412160), (8, 25735640), (10, 20588512), (14, 14706080), (16, 12867820), (20, 10294256), (28, 7353040), (32, 6433910), (35, 5882432), (40, 5147128), (56, 3676520), (64, 3216955), (70, 2941216), (80, 2573564), (107, 1924160), (112, 1838260), (140, 1470608), (160, 1286782), (214, 962080), (224, 919130), (280, 735304), (320, 643391), (428, 481040), (448, 459565), (535, 384832), (560, 367652), (749, 274880), (856, 240520), (859, 239680), (1070, 192416), (1120, 183826), (1498, 137440), (1712, 120260), (1718, 119840), (2140, 96208), (2240, 91913), (2996, 68720), (3424, 60130), (3436, 59920), (3745, 54976), (4280, 48104), (4295, 47936), (5992, 34360), (6013, 34240), (6848, 30065), (6872, 29960), (7490, 27488), (8560, 24052), (8590, 23968), (11984, 17180), (12026, 17120), (13744, 14980)]