309979912

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{571}}^1$

素因数の和:818

約数の個数: 64

約数和(自身を含む): 658944000

約数和(自身を除く): 348964088

約数列:

[1, 2, 4, 8, 11, 22, 31, 44, 62, 88, 124, 199, 248, 341, 398, 571, 682, 796, 1142, 1364, 1592, 2189, 2284, 2728, 4378, 4568, 6169, 6281, 8756, 12338, 12562, 17512, 17701, 24676, 25124, 35402, 49352, 50248, 67859, 70804, 113629, 135718, 141608, 194711, 227258, 271436, 389422, 454516, 542872, 778844, 909032, 1249919, 1557688, 2499838, 3522499, 4999676, 7044998, 9999352, 14089996, 28179992, 38747489, 77494978, 154989956, 309979912]

約数ペア:

[(1, 309979912), (2, 154989956), (4, 77494978), (8, 38747489), (11, 28179992), (22, 14089996), (31, 9999352), (44, 7044998), (62, 4999676), (88, 3522499), (124, 2499838), (199, 1557688), (248, 1249919), (341, 909032), (398, 778844), (571, 542872), (682, 454516), (796, 389422), (1142, 271436), (1364, 227258), (1592, 194711), (2189, 141608), (2284, 135718), (2728, 113629), (4378, 70804), (4568, 67859), (6169, 50248), (6281, 49352), (8756, 35402), (12338, 25124), (12562, 24676), (17512, 17701)]