260018325

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{8689}}^1$

素因数の和:8731

約数の個数: 72

約数和(自身を含む): 560331200

約数和(自身を除く): 300312875

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 25, 35, 45, 57, 63, 75, 95, 105, 133, 171, 175, 225, 285, 315, 399, 475, 525, 665, 855, 1197, 1425, 1575, 1995, 3325, 4275, 5985, 8689, 9975, 26067, 29925, 43445, 60823, 78201, 130335, 165091, 182469, 217225, 304115, 391005, 495273, 547407, 651675, 825455, 912345, 1155637, 1485819, 1520575, 1955025, 2476365, 2737035, 3466911, 4127275, 4561725, 5778185, 7429095, 10400733, 12381825, 13685175, 17334555, 28890925, 37145475, 52003665, 86672775, 260018325]

約数ペア:

[(1, 260018325), (3, 86672775), (5, 52003665), (7, 37145475), (9, 28890925), (15, 17334555), (19, 13685175), (21, 12381825), (25, 10400733), (35, 7429095), (45, 5778185), (57, 4561725), (63, 4127275), (75, 3466911), (95, 2737035), (105, 2476365), (133, 1955025), (171, 1520575), (175, 1485819), (225, 1155637), (285, 912345), (315, 825455), (399, 651675), (475, 547407), (525, 495273), (665, 391005), (855, 304115), (1197, 217225), (1425, 182469), (1575, 165091), (1995, 130335), (3325, 78201), (4275, 60823), (5985, 43445), (8689, 29925), (9975, 26067)]