217573128

素因数分解:

$2^3\times 3^4\times {\mathrm{31}}^1\times {\mathrm{10831}}^1$

素因数の和:10880

約数の個数: 80

約数和(自身を含む): 629122560

約数和(自身を除く): 411549432

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 31, 36, 54, 62, 72, 81, 93, 108, 124, 162, 186, 216, 248, 279, 324, 372, 558, 648, 744, 837, 1116, 1674, 2232, 2511, 3348, 5022, 6696, 10044, 10831, 20088, 21662, 32493, 43324, 64986, 86648, 97479, 129972, 194958, 259944, 292437, 335761, 389916, 584874, 671522, 779832, 877311, 1007283, 1169748, 1343044, 1754622, 2014566, 2339496, 2686088, 3021849, 3509244, 4029132, 6043698, 7018488, 8058264, 9065547, 12087396, 18131094, 24174792, 27196641, 36262188, 54393282, 72524376, 108786564, 217573128]

約数ペア:

[(1, 217573128), (2, 108786564), (3, 72524376), (4, 54393282), (6, 36262188), (8, 27196641), (9, 24174792), (12, 18131094), (18, 12087396), (24, 9065547), (27, 8058264), (31, 7018488), (36, 6043698), (54, 4029132), (62, 3509244), (72, 3021849), (81, 2686088), (93, 2339496), (108, 2014566), (124, 1754622), (162, 1343044), (186, 1169748), (216, 1007283), (248, 877311), (279, 779832), (324, 671522), (372, 584874), (558, 389916), (648, 335761), (744, 292437), (837, 259944), (1116, 194958), (1674, 129972), (2232, 97479), (2511, 86648), (3348, 64986), (5022, 43324), (6696, 32493), (10044, 21662), (10831, 20088)]