1998513216

素因数分解:

$2^6\times 3^3\times 7^2\times {\mathrm{23603}}^1$

素因数の和:23638

約数の個数: 168

約数和(自身を含む): 6834774240

約数和(自身を除く): 4836261024

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 49, 54, 56, 63, 64, 72, 84, 96, 98, 108, 112, 126, 144, 147, 168, 189, 192, 196, 216, 224, 252, 288, 294, 336, 378, 392, 432, 441, 448, 504, 576, 588, 672, 756, 784, 864, 882, 1008, 1176, 1323, 1344, 1512, 1568, 1728, 1764, 2016, 2352, 2646, 3024, 3136, 3528, 4032, 4704, 5292, 6048, 7056, 9408, 10584, 12096, 14112, 21168, 23603, 28224, 42336, 47206, 70809, 84672, 94412, 141618, 165221, 188824, 212427, 283236, 330442, 377648, 424854, 495663, 566472, 637281, 660884, 755296, 849708, 991326, 1132944, 1156547, 1274562, 1321768, 1486989, 1510592, 1699416, 1982652, 2265888, 2313094, 2549124, 2643536, 2973978, 3398832, 3469641, 3965304, 4460967, 4531776, 4626188, 5098248, 5287072, 5947956, 6797664, 6939282, 7930608, 8921934, 9252376, 10196496, 10408923, 10574144, 11895912, 13595328, 13878564, 15861216, 17843868, 18504752, 20392992, 20817846, 23791824, 27757128, 31226769, 31722432, 35687736, 37009504, 40785984, 41635692, 47583648, 55514256, 62453538, 71375472, 74019008, 83271384, 95167296, 111028512, 124907076, 142750944, 166542768, 222057024, 249814152, 285501888, 333085536, 499628304, 666171072, 999256608, 1998513216]

約数ペア:

[(1, 1998513216), (2, 999256608), (3, 666171072), (4, 499628304), (6, 333085536), (7, 285501888), (8, 249814152), (9, 222057024), (12, 166542768), (14, 142750944), (16, 124907076), (18, 111028512), (21, 95167296), (24, 83271384), (27, 74019008), (28, 71375472), (32, 62453538), (36, 55514256), (42, 47583648), (48, 41635692), (49, 40785984), (54, 37009504), (56, 35687736), (63, 31722432), (64, 31226769), (72, 27757128), (84, 23791824), (96, 20817846), (98, 20392992), (108, 18504752), (112, 17843868), (126, 15861216), (144, 13878564), (147, 13595328), (168, 11895912), (189, 10574144), (192, 10408923), (196, 10196496), (216, 9252376), (224, 8921934), (252, 7930608), (288, 6939282), (294, 6797664), (336, 5947956), (378, 5287072), (392, 5098248), (432, 4626188), (441, 4531776), (448, 4460967), (504, 3965304), (576, 3469641), (588, 3398832), (672, 2973978), (756, 2643536), (784, 2549124), (864, 2313094), (882, 2265888), (1008, 1982652), (1176, 1699416), (1323, 1510592), (1344, 1486989), (1512, 1321768), (1568, 1274562), (1728, 1156547), (1764, 1132944), (2016, 991326), (2352, 849708), (2646, 755296), (3024, 660884), (3136, 637281), (3528, 566472), (4032, 495663), (4704, 424854), (5292, 377648), (6048, 330442), (7056, 283236), (9408, 212427), (10584, 188824), (12096, 165221), (14112, 141618), (21168, 94412), (23603, 84672), (28224, 70809), (42336, 47206)]