207977700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{1021}}^1$

素因数の和:1142

約数の個数: 144

約数和(自身を含む): 695483264

約数和(自身を除く): 487505564

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 97, 100, 105, 140, 150, 175, 194, 210, 291, 300, 350, 388, 420, 485, 525, 582, 679, 700, 970, 1021, 1050, 1164, 1358, 1455, 1940, 2037, 2042, 2100, 2425, 2716, 2910, 3063, 3395, 4074, 4084, 4850, 5105, 5820, 6126, 6790, 7147, 7275, 8148, 9700, 10185, 10210, 12252, 13580, 14294, 14550, 15315, 16975, 20370, 20420, 21441, 25525, 28588, 29100, 30630, 33950, 35735, 40740, 42882, 50925, 51050, 61260, 67900, 71470, 76575, 85764, 99037, 101850, 102100, 107205, 142940, 153150, 178675, 198074, 203700, 214410, 297111, 306300, 357350, 396148, 428820, 495185, 536025, 594222, 693259, 714700, 990370, 1072050, 1188444, 1386518, 1485555, 1980740, 2079777, 2144100, 2475925, 2773036, 2971110, 3466295, 4159554, 4951850, 5942220, 6932590, 7427775, 8319108, 9903700, 10398885, 13865180, 14855550, 17331475, 20797770, 29711100, 34662950, 41595540, 51994425, 69325900, 103988850, 207977700]

約数ペア:

[(1, 207977700), (2, 103988850), (3, 69325900), (4, 51994425), (5, 41595540), (6, 34662950), (7, 29711100), (10, 20797770), (12, 17331475), (14, 14855550), (15, 13865180), (20, 10398885), (21, 9903700), (25, 8319108), (28, 7427775), (30, 6932590), (35, 5942220), (42, 4951850), (50, 4159554), (60, 3466295), (70, 2971110), (75, 2773036), (84, 2475925), (97, 2144100), (100, 2079777), (105, 1980740), (140, 1485555), (150, 1386518), (175, 1188444), (194, 1072050), (210, 990370), (291, 714700), (300, 693259), (350, 594222), (388, 536025), (420, 495185), (485, 428820), (525, 396148), (582, 357350), (679, 306300), (700, 297111), (970, 214410), (1021, 203700), (1050, 198074), (1164, 178675), (1358, 153150), (1455, 142940), (1940, 107205), (2037, 102100), (2042, 101850), (2100, 99037), (2425, 85764), (2716, 76575), (2910, 71470), (3063, 67900), (3395, 61260), (4074, 51050), (4084, 50925), (4850, 42882), (5105, 40740), (5820, 35735), (6126, 33950), (6790, 30630), (7147, 29100), (7275, 28588), (8148, 25525), (9700, 21441), (10185, 20420), (10210, 20370), (12252, 16975), (13580, 15315), (14294, 14550)]