389968992

素因数分解:

$2^5\times 3^4\times 7^1\times {\mathrm{21493}}^1$

素因数の和:21522

約数の個数: 120

約数和(自身を含む): 1310790096

約数和(自身を除く): 920821104

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 72, 81, 84, 96, 108, 112, 126, 144, 162, 168, 189, 216, 224, 252, 288, 324, 336, 378, 432, 504, 567, 648, 672, 756, 864, 1008, 1134, 1296, 1512, 2016, 2268, 2592, 3024, 4536, 6048, 9072, 18144, 21493, 42986, 64479, 85972, 128958, 150451, 171944, 193437, 257916, 300902, 343888, 386874, 451353, 515832, 580311, 601804, 687776, 773748, 902706, 1031664, 1160622, 1203608, 1354059, 1547496, 1740933, 1805412, 2063328, 2321244, 2407216, 2708118, 3094992, 3481866, 3610824, 4062177, 4642488, 4814432, 5416236, 6189984, 6963732, 7221648, 8124354, 9284976, 10832472, 12186531, 13927464, 14443296, 16248708, 18569952, 21664944, 24373062, 27854928, 32497416, 43329888, 48746124, 55709856, 64994832, 97492248, 129989664, 194984496, 389968992]

約数ペア:

[(1, 389968992), (2, 194984496), (3, 129989664), (4, 97492248), (6, 64994832), (7, 55709856), (8, 48746124), (9, 43329888), (12, 32497416), (14, 27854928), (16, 24373062), (18, 21664944), (21, 18569952), (24, 16248708), (27, 14443296), (28, 13927464), (32, 12186531), (36, 10832472), (42, 9284976), (48, 8124354), (54, 7221648), (56, 6963732), (63, 6189984), (72, 5416236), (81, 4814432), (84, 4642488), (96, 4062177), (108, 3610824), (112, 3481866), (126, 3094992), (144, 2708118), (162, 2407216), (168, 2321244), (189, 2063328), (216, 1805412), (224, 1740933), (252, 1547496), (288, 1354059), (324, 1203608), (336, 1160622), (378, 1031664), (432, 902706), (504, 773748), (567, 687776), (648, 601804), (672, 580311), (756, 515832), (864, 451353), (1008, 386874), (1134, 343888), (1296, 300902), (1512, 257916), (2016, 193437), (2268, 171944), (2592, 150451), (3024, 128958), (4536, 85972), (6048, 64479), (9072, 42986), (18144, 21493)]