161707840

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{10313}}^1$

素因数の和:10344

約数の個数: 84

約数和(自身を含む): 447978276

約数和(自身を除く): 286270436

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 320, 392, 448, 490, 560, 784, 980, 1120, 1568, 1960, 2240, 3136, 3920, 7840, 10313, 15680, 20626, 41252, 51565, 72191, 82504, 103130, 144382, 165008, 206260, 288764, 330016, 360955, 412520, 505337, 577528, 660032, 721910, 825040, 1010674, 1155056, 1443820, 1650080, 2021348, 2310112, 2526685, 2887640, 3300160, 4042696, 4620224, 5053370, 5775280, 8085392, 10106740, 11550560, 16170784, 20213480, 23101120, 32341568, 40426960, 80853920, 161707840]

約数ペア:

[(1, 161707840), (2, 80853920), (4, 40426960), (5, 32341568), (7, 23101120), (8, 20213480), (10, 16170784), (14, 11550560), (16, 10106740), (20, 8085392), (28, 5775280), (32, 5053370), (35, 4620224), (40, 4042696), (49, 3300160), (56, 2887640), (64, 2526685), (70, 2310112), (80, 2021348), (98, 1650080), (112, 1443820), (140, 1155056), (160, 1010674), (196, 825040), (224, 721910), (245, 660032), (280, 577528), (320, 505337), (392, 412520), (448, 360955), (490, 330016), (560, 288764), (784, 206260), (980, 165008), (1120, 144382), (1568, 103130), (1960, 82504), (2240, 72191), (3136, 51565), (3920, 41252), (7840, 20626), (10313, 15680)]