280129236

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{53419}}^1$

素因数の和:53468

約数の個数: 48

約数和(自身を含む): 717964800

約数和(自身を除く): 437835564

約数列:

[1, 2, 3, 4, 6, 12, 19, 23, 38, 46, 57, 69, 76, 92, 114, 138, 228, 276, 437, 874, 1311, 1748, 2622, 5244, 53419, 106838, 160257, 213676, 320514, 641028, 1014961, 1228637, 2029922, 2457274, 3044883, 3685911, 4059844, 4914548, 6089766, 7371822, 12179532, 14743644, 23344103, 46688206, 70032309, 93376412, 140064618, 280129236]

約数ペア:

[(1, 280129236), (2, 140064618), (3, 93376412), (4, 70032309), (6, 46688206), (12, 23344103), (19, 14743644), (23, 12179532), (38, 7371822), (46, 6089766), (57, 4914548), (69, 4059844), (76, 3685911), (92, 3044883), (114, 2457274), (138, 2029922), (228, 1228637), (276, 1014961), (437, 641028), (874, 320514), (1311, 213676), (1748, 160257), (2622, 106838), (5244, 53419)]