204690960

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{284293}}^1$

素因数の和:284312

約数の個数: 60

約数和(自身を含む): 687422892

約数和(自身を除く): 482731932

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, 284293, 568586, 852879, 1137172, 1421465, 1705758, 2274344, 2558637, 2842930, 3411516, 4264395, 4548688, 5117274, 5685860, 6823032, 8528790, 10234548, 11371720, 12793185, 13646064, 17057580, 20469096, 22743440, 25586370, 34115160, 40938192, 51172740, 68230320, 102345480, 204690960]

約数ペア:

[(1, 204690960), (2, 102345480), (3, 68230320), (4, 51172740), (5, 40938192), (6, 34115160), (8, 25586370), (9, 22743440), (10, 20469096), (12, 17057580), (15, 13646064), (16, 12793185), (18, 11371720), (20, 10234548), (24, 8528790), (30, 6823032), (36, 5685860), (40, 5117274), (45, 4548688), (48, 4264395), (60, 3411516), (72, 2842930), (80, 2558637), (90, 2274344), (120, 1705758), (144, 1421465), (180, 1137172), (240, 852879), (360, 568586), (720, 284293)]