339898384

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1\times {\mathrm{439}}^1$

素因数の和:708

約数の個数: 80

約数和(自身を含む): 782172160

約数和(自身を除く): 442273776

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 223, 248, 434, 439, 446, 496, 868, 878, 892, 1561, 1736, 1756, 1784, 3073, 3122, 3472, 3512, 3568, 6146, 6244, 6913, 7024, 12292, 12488, 13609, 13826, 24584, 24976, 27218, 27652, 48391, 49168, 54436, 55304, 95263, 96782, 97897, 108872, 110608, 190526, 193564, 195794, 217744, 381052, 387128, 391588, 685279, 762104, 774256, 783176, 1370558, 1524208, 1566352, 2741116, 3034807, 5482232, 6069614, 10964464, 12139228, 21243649, 24278456, 42487298, 48556912, 84974596, 169949192, 339898384]

約数ペア:

[(1, 339898384), (2, 169949192), (4, 84974596), (7, 48556912), (8, 42487298), (14, 24278456), (16, 21243649), (28, 12139228), (31, 10964464), (56, 6069614), (62, 5482232), (112, 3034807), (124, 2741116), (217, 1566352), (223, 1524208), (248, 1370558), (434, 783176), (439, 774256), (446, 762104), (496, 685279), (868, 391588), (878, 387128), (892, 381052), (1561, 217744), (1736, 195794), (1756, 193564), (1784, 190526), (3073, 110608), (3122, 108872), (3472, 97897), (3512, 96782), (3568, 95263), (6146, 55304), (6244, 54436), (6913, 49168), (7024, 48391), (12292, 27652), (12488, 27218), (13609, 24976), (13826, 24584)]