31711968

素因数分解:

$2^5\times 3^2\times {\mathrm{149}}^1\times {\mathrm{739}}^1$

素因数の和:904

約数の個数: 72

約数和(自身を含む): 90909000

約数和(自身を除く): 59197032

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 149, 288, 298, 447, 596, 739, 894, 1192, 1341, 1478, 1788, 2217, 2384, 2682, 2956, 3576, 4434, 4768, 5364, 5912, 6651, 7152, 8868, 10728, 11824, 13302, 14304, 17736, 21456, 23648, 26604, 35472, 42912, 53208, 70944, 106416, 110111, 212832, 220222, 330333, 440444, 660666, 880888, 990999, 1321332, 1761776, 1981998, 2642664, 3523552, 3963996, 5285328, 7927992, 10570656, 15855984, 31711968]

約数ペア:

[(1, 31711968), (2, 15855984), (3, 10570656), (4, 7927992), (6, 5285328), (8, 3963996), (9, 3523552), (12, 2642664), (16, 1981998), (18, 1761776), (24, 1321332), (32, 990999), (36, 880888), (48, 660666), (72, 440444), (96, 330333), (144, 220222), (149, 212832), (288, 110111), (298, 106416), (447, 70944), (596, 53208), (739, 42912), (894, 35472), (1192, 26604), (1341, 23648), (1478, 21456), (1788, 17736), (2217, 14304), (2384, 13302), (2682, 11824), (2956, 10728), (3576, 8868), (4434, 7152), (4768, 6651), (5364, 5912)]