212802345

素因数分解:

$3^2\times 5^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{811}}^1$

素因数の和:860

約数の個数: 96

約数和(自身を含む): 456019200

約数和(自身を除く): 243216855

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 35, 45, 49, 51, 63, 85, 105, 119, 147, 153, 245, 255, 315, 343, 357, 441, 595, 735, 765, 811, 833, 1029, 1071, 1715, 1785, 2205, 2433, 2499, 3087, 4055, 4165, 5145, 5355, 5677, 5831, 7299, 7497, 12165, 12495, 13787, 15435, 17031, 17493, 28385, 29155, 36495, 37485, 39739, 41361, 51093, 52479, 68935, 85155, 87465, 96509, 119217, 124083, 198695, 206805, 255465, 262395, 278173, 289527, 357651, 482545, 596085, 620415, 675563, 834519, 868581, 1390865, 1447635, 1788255, 2026689, 2503557, 3377815, 4172595, 4342905, 4728941, 6080067, 10133445, 12517785, 14186823, 23644705, 30400335, 42560469, 70934115, 212802345]

約数ペア:

[(1, 212802345), (3, 70934115), (5, 42560469), (7, 30400335), (9, 23644705), (15, 14186823), (17, 12517785), (21, 10133445), (35, 6080067), (45, 4728941), (49, 4342905), (51, 4172595), (63, 3377815), (85, 2503557), (105, 2026689), (119, 1788255), (147, 1447635), (153, 1390865), (245, 868581), (255, 834519), (315, 675563), (343, 620415), (357, 596085), (441, 482545), (595, 357651), (735, 289527), (765, 278173), (811, 262395), (833, 255465), (1029, 206805), (1071, 198695), (1715, 124083), (1785, 119217), (2205, 96509), (2433, 87465), (2499, 85155), (3087, 68935), (4055, 52479), (4165, 51093), (5145, 41361), (5355, 39739), (5677, 37485), (5831, 36495), (7299, 29155), (7497, 28385), (12165, 17493), (12495, 17031), (13787, 15435)]