65072880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{90379}}^1$

素因数の和:90398

約数の個数: 60

約数和(自身を含む): 218538840

約数和(自身を除く): 153465960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 90379, 180758, 271137, 361516, 451895, 542274, 723032, 813411, 903790, 1084548, 1355685, 1446064, 1626822, 1807580, 2169096, 2711370, 3253644, 3615160, 4067055, 4338192, 5422740, 6507288, 7230320, 8134110, 10845480, 13014576, 16268220, 21690960, 32536440, 65072880]

約数ペア:

[(1, 65072880), (2, 32536440), (3, 21690960), (4, 16268220), (5, 13014576), (6, 10845480), (8, 8134110), (9, 7230320), (10, 6507288), (12, 5422740), (15, 4338192), (16, 4067055), (18, 3615160), (20, 3253644), (24, 2711370), (30, 2169096), (36, 1807580), (40, 1626822), (45, 1446064), (48, 1355685), (60, 1084548), (72, 903790), (80, 813411), (90, 723032), (120, 542274), (144, 451895), (180, 361516), (240, 271137), (360, 180758), (720, 90379)]