128405844

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{5479}}^1$

素因数の和:5530

約数の個数: 96

約数和(自身を含む): 392806400

約数和(自身を除く): 264400556

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 31, 36, 42, 54, 62, 63, 84, 93, 108, 124, 126, 186, 189, 217, 252, 279, 372, 378, 434, 558, 651, 756, 837, 868, 1116, 1302, 1674, 1953, 2604, 3348, 3906, 5479, 5859, 7812, 10958, 11718, 16437, 21916, 23436, 32874, 38353, 49311, 65748, 76706, 98622, 115059, 147933, 153412, 169849, 197244, 230118, 295866, 339698, 345177, 460236, 509547, 591732, 679396, 690354, 1019094, 1035531, 1188943, 1380708, 1528641, 2038188, 2071062, 2377886, 3057282, 3566829, 4142124, 4585923, 4755772, 6114564, 7133658, 9171846, 10700487, 14267316, 18343692, 21400974, 32101461, 42801948, 64202922, 128405844]

約数ペア:

[(1, 128405844), (2, 64202922), (3, 42801948), (4, 32101461), (6, 21400974), (7, 18343692), (9, 14267316), (12, 10700487), (14, 9171846), (18, 7133658), (21, 6114564), (27, 4755772), (28, 4585923), (31, 4142124), (36, 3566829), (42, 3057282), (54, 2377886), (62, 2071062), (63, 2038188), (84, 1528641), (93, 1380708), (108, 1188943), (124, 1035531), (126, 1019094), (186, 690354), (189, 679396), (217, 591732), (252, 509547), (279, 460236), (372, 345177), (378, 339698), (434, 295866), (558, 230118), (651, 197244), (756, 169849), (837, 153412), (868, 147933), (1116, 115059), (1302, 98622), (1674, 76706), (1953, 65748), (2604, 49311), (3348, 38353), (3906, 32874), (5479, 23436), (5859, 21916), (7812, 16437), (10958, 11718)]