244916820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{31643}}^1$

素因数の和:31701

約数の個数: 72

約数和(自身を含む): 760215456

約数和(自身を除く): 515298636

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 387, 430, 516, 645, 774, 860, 1290, 1548, 1935, 2580, 3870, 7740, 31643, 63286, 94929, 126572, 158215, 189858, 284787, 316430, 379716, 474645, 569574, 632860, 949290, 1139148, 1360649, 1423935, 1898580, 2721298, 2847870, 4081947, 5442596, 5695740, 6803245, 8163894, 12245841, 13606490, 16327788, 20409735, 24491682, 27212980, 40819470, 48983364, 61229205, 81638940, 122458410, 244916820]

約数ペア:

[(1, 244916820), (2, 122458410), (3, 81638940), (4, 61229205), (5, 48983364), (6, 40819470), (9, 27212980), (10, 24491682), (12, 20409735), (15, 16327788), (18, 13606490), (20, 12245841), (30, 8163894), (36, 6803245), (43, 5695740), (45, 5442596), (60, 4081947), (86, 2847870), (90, 2721298), (129, 1898580), (172, 1423935), (180, 1360649), (215, 1139148), (258, 949290), (387, 632860), (430, 569574), (516, 474645), (645, 379716), (774, 316430), (860, 284787), (1290, 189858), (1548, 158215), (1935, 126572), (2580, 94929), (3870, 63286), (7740, 31643)]