64320948

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{1123}}^1$

素因数の和:1213

約数の個数: 72

約数和(自身を含む): 171018848

約数和(自身を除く): 106697900

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 43, 74, 86, 111, 129, 148, 172, 222, 258, 333, 387, 444, 516, 666, 774, 1123, 1332, 1548, 1591, 2246, 3182, 3369, 4492, 4773, 6364, 6738, 9546, 10107, 13476, 14319, 19092, 20214, 28638, 40428, 41551, 48289, 57276, 83102, 96578, 124653, 144867, 166204, 193156, 249306, 289734, 373959, 434601, 498612, 579468, 747918, 869202, 1495836, 1738404, 1786693, 3573386, 5360079, 7146772, 10720158, 16080237, 21440316, 32160474, 64320948]

約数ペア:

[(1, 64320948), (2, 32160474), (3, 21440316), (4, 16080237), (6, 10720158), (9, 7146772), (12, 5360079), (18, 3573386), (36, 1786693), (37, 1738404), (43, 1495836), (74, 869202), (86, 747918), (111, 579468), (129, 498612), (148, 434601), (172, 373959), (222, 289734), (258, 249306), (333, 193156), (387, 166204), (444, 144867), (516, 124653), (666, 96578), (774, 83102), (1123, 57276), (1332, 48289), (1548, 41551), (1591, 40428), (2246, 28638), (3182, 20214), (3369, 19092), (4492, 14319), (4773, 13476), (6364, 10107), (6738, 9546)]