21192781200

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{17660651}}^1$

素因数の和:17660672

約数の個数: 60

約数和(自身を含む): 67887546288

約数和(自身を除く): 46694765088

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 75, 80, 100, 120, 150, 200, 240, 300, 400, 600, 1200, 17660651, 35321302, 52981953, 70642604, 88303255, 105963906, 141285208, 176606510, 211927812, 264909765, 282570416, 353213020, 423855624, 441516275, 529819530, 706426040, 847711248, 883032550, 1059639060, 1324548825, 1412852080, 1766065100, 2119278120, 2649097650, 3532130200, 4238556240, 5298195300, 7064260400, 10596390600, 21192781200]

約数ペア:

[(1, 21192781200), (2, 10596390600), (3, 7064260400), (4, 5298195300), (5, 4238556240), (6, 3532130200), (8, 2649097650), (10, 2119278120), (12, 1766065100), (15, 1412852080), (16, 1324548825), (20, 1059639060), (24, 883032550), (25, 847711248), (30, 706426040), (40, 529819530), (48, 441516275), (50, 423855624), (60, 353213020), (75, 282570416), (80, 264909765), (100, 211927812), (120, 176606510), (150, 141285208), (200, 105963906), (240, 88303255), (300, 70642604), (400, 52981953), (600, 35321302), (1200, 17660651)]