197996820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{2393}}^1$

素因数の和:2609

約数の個数: 96

約数和(自身を含む): 637072128

約数和(自身を除く): 439075308

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 197, 210, 394, 420, 591, 788, 985, 1182, 1379, 1970, 2364, 2393, 2758, 2955, 3940, 4137, 4786, 5516, 5910, 6895, 7179, 8274, 9572, 11820, 11965, 13790, 14358, 16548, 16751, 20685, 23930, 27580, 28716, 33502, 35895, 41370, 47860, 50253, 67004, 71790, 82740, 83755, 100506, 143580, 167510, 201012, 251265, 335020, 471421, 502530, 942842, 1005060, 1414263, 1885684, 2357105, 2828526, 3299947, 4714210, 5657052, 6599894, 7071315, 9428420, 9899841, 13199788, 14142630, 16499735, 19799682, 28285260, 32999470, 39599364, 49499205, 65998940, 98998410, 197996820]

約数ペア:

[(1, 197996820), (2, 98998410), (3, 65998940), (4, 49499205), (5, 39599364), (6, 32999470), (7, 28285260), (10, 19799682), (12, 16499735), (14, 14142630), (15, 13199788), (20, 9899841), (21, 9428420), (28, 7071315), (30, 6599894), (35, 5657052), (42, 4714210), (60, 3299947), (70, 2828526), (84, 2357105), (105, 1885684), (140, 1414263), (197, 1005060), (210, 942842), (394, 502530), (420, 471421), (591, 335020), (788, 251265), (985, 201012), (1182, 167510), (1379, 143580), (1970, 100506), (2364, 83755), (2393, 82740), (2758, 71790), (2955, 67004), (3940, 50253), (4137, 47860), (4786, 41370), (5516, 35895), (5910, 33502), (6895, 28716), (7179, 27580), (8274, 23930), (9572, 20685), (11820, 16751), (11965, 16548), (13790, 14358)]