320020002

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{2897}}^1$

素因数の和:2960

約数の個数: 72

約数和(自身を含む): 775104876

約数和(自身を除く): 455084874

約数列:

[1, 2, 3, 6, 9, 17, 18, 19, 34, 38, 51, 57, 102, 114, 153, 171, 306, 323, 342, 361, 646, 722, 969, 1083, 1938, 2166, 2897, 2907, 3249, 5794, 5814, 6137, 6498, 8691, 12274, 17382, 18411, 26073, 36822, 49249, 52146, 55043, 55233, 98498, 110086, 110466, 147747, 165129, 295494, 330258, 443241, 495387, 886482, 935731, 990774, 1045817, 1871462, 2091634, 2807193, 3137451, 5614386, 6274902, 8421579, 9412353, 16843158, 17778889, 18824706, 35557778, 53336667, 106673334, 160010001, 320020002]

約数ペア:

[(1, 320020002), (2, 160010001), (3, 106673334), (6, 53336667), (9, 35557778), (17, 18824706), (18, 17778889), (19, 16843158), (34, 9412353), (38, 8421579), (51, 6274902), (57, 5614386), (102, 3137451), (114, 2807193), (153, 2091634), (171, 1871462), (306, 1045817), (323, 990774), (342, 935731), (361, 886482), (646, 495387), (722, 443241), (969, 330258), (1083, 295494), (1938, 165129), (2166, 147747), (2897, 110466), (2907, 110086), (3249, 98498), (5794, 55233), (5814, 55043), (6137, 52146), (6498, 49249), (8691, 36822), (12274, 26073), (17382, 18411)]