255138516

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{353}}^1\times {\mathrm{1181}}^1$

素因数の和:1561

約数の個数: 72

約数和(自身を含む): 685385064

約数和(自身を除く): 430246548

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 153, 204, 306, 353, 612, 706, 1059, 1181, 1412, 2118, 2362, 3177, 3543, 4236, 4724, 6001, 6354, 7086, 10629, 12002, 12708, 14172, 18003, 20077, 21258, 24004, 36006, 40154, 42516, 54009, 60231, 72012, 80308, 108018, 120462, 180693, 216036, 240924, 361386, 416893, 722772, 833786, 1250679, 1667572, 2501358, 3752037, 5002716, 7087181, 7504074, 14174362, 15008148, 21261543, 28348724, 42523086, 63784629, 85046172, 127569258, 255138516]

約数ペア:

[(1, 255138516), (2, 127569258), (3, 85046172), (4, 63784629), (6, 42523086), (9, 28348724), (12, 21261543), (17, 15008148), (18, 14174362), (34, 7504074), (36, 7087181), (51, 5002716), (68, 3752037), (102, 2501358), (153, 1667572), (204, 1250679), (306, 833786), (353, 722772), (612, 416893), (706, 361386), (1059, 240924), (1181, 216036), (1412, 180693), (2118, 120462), (2362, 108018), (3177, 80308), (3543, 72012), (4236, 60231), (4724, 54009), (6001, 42516), (6354, 40154), (7086, 36006), (10629, 24004), (12002, 21258), (12708, 20077), (14172, 18003)]