6280020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{251}}^1$

素因数の和:405

約数の個数: 72

約数和(自身を含む): 19262880

約数和(自身を除く): 12982860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 139, 180, 251, 278, 417, 502, 556, 695, 753, 834, 1004, 1251, 1255, 1390, 1506, 1668, 2085, 2259, 2502, 2510, 2780, 3012, 3765, 4170, 4518, 5004, 5020, 6255, 7530, 8340, 9036, 11295, 12510, 15060, 22590, 25020, 34889, 45180, 69778, 104667, 139556, 174445, 209334, 314001, 348890, 418668, 523335, 628002, 697780, 1046670, 1256004, 1570005, 2093340, 3140010, 6280020]

約数ペア:

[(1, 6280020), (2, 3140010), (3, 2093340), (4, 1570005), (5, 1256004), (6, 1046670), (9, 697780), (10, 628002), (12, 523335), (15, 418668), (18, 348890), (20, 314001), (30, 209334), (36, 174445), (45, 139556), (60, 104667), (90, 69778), (139, 45180), (180, 34889), (251, 25020), (278, 22590), (417, 15060), (502, 12510), (556, 11295), (695, 9036), (753, 8340), (834, 7530), (1004, 6255), (1251, 5020), (1255, 5004), (1390, 4518), (1506, 4170), (1668, 3765), (2085, 3012), (2259, 2780), (2502, 2510)]