69308540

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{197}}^1\times {\mathrm{359}}^1$

素因数の和:579

約数の個数: 72

約数和(自身を含む): 170644320

約数和(自身を除く): 101335780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 197, 245, 359, 394, 490, 718, 788, 980, 985, 1379, 1436, 1795, 1970, 2513, 2758, 3590, 3940, 5026, 5516, 6895, 7180, 9653, 10052, 12565, 13790, 17591, 19306, 25130, 27580, 35182, 38612, 48265, 50260, 70364, 70723, 87955, 96530, 141446, 175910, 193060, 282892, 351820, 353615, 495061, 707230, 990122, 1414460, 1980244, 2475305, 3465427, 4950610, 6930854, 9901220, 13861708, 17327135, 34654270, 69308540]

約数ペア:

[(1, 69308540), (2, 34654270), (4, 17327135), (5, 13861708), (7, 9901220), (10, 6930854), (14, 4950610), (20, 3465427), (28, 2475305), (35, 1980244), (49, 1414460), (70, 990122), (98, 707230), (140, 495061), (196, 353615), (197, 351820), (245, 282892), (359, 193060), (394, 175910), (490, 141446), (718, 96530), (788, 87955), (980, 70723), (985, 70364), (1379, 50260), (1436, 48265), (1795, 38612), (1970, 35182), (2513, 27580), (2758, 25130), (3590, 19306), (3940, 17591), (5026, 13790), (5516, 12565), (6895, 10052), (7180, 9653)]