168797860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{109609}}^1$

素因数の和:109636

約数の個数: 48

約数和(自身を含む): 441947520

約数和(自身を除く): 273149660

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 109609, 219218, 438436, 548045, 767263, 1096090, 1205699, 1534526, 2192180, 2411398, 3069052, 3836315, 4822796, 6028495, 7672630, 8439893, 12056990, 15345260, 16879786, 24113980, 33759572, 42199465, 84398930, 168797860]

約数ペア:

[(1, 168797860), (2, 84398930), (4, 42199465), (5, 33759572), (7, 24113980), (10, 16879786), (11, 15345260), (14, 12056990), (20, 8439893), (22, 7672630), (28, 6028495), (35, 4822796), (44, 3836315), (55, 3069052), (70, 2411398), (77, 2192180), (110, 1534526), (140, 1205699), (154, 1096090), (220, 767263), (308, 548045), (385, 438436), (770, 219218), (1540, 109609)]