21202800

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{17669}}^1$

素因数の和:17690

約数の個数: 60

約数和(自身を含む): 67923480

約数和(自身を除く): 46720680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 75, 80, 100, 120, 150, 200, 240, 300, 400, 600, 1200, 17669, 35338, 53007, 70676, 88345, 106014, 141352, 176690, 212028, 265035, 282704, 353380, 424056, 441725, 530070, 706760, 848112, 883450, 1060140, 1325175, 1413520, 1766900, 2120280, 2650350, 3533800, 4240560, 5300700, 7067600, 10601400, 21202800]

約数ペア:

[(1, 21202800), (2, 10601400), (3, 7067600), (4, 5300700), (5, 4240560), (6, 3533800), (8, 2650350), (10, 2120280), (12, 1766900), (15, 1413520), (16, 1325175), (20, 1060140), (24, 883450), (25, 848112), (30, 706760), (40, 530070), (48, 441725), (50, 424056), (60, 353380), (75, 282704), (80, 265035), (100, 212028), (120, 176690), (150, 141352), (200, 106014), (240, 88345), (300, 70676), (400, 53007), (600, 35338), (1200, 17669)]