399392928

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^2\times {\mathrm{73}}^1\times {\mathrm{157}}^1$

素因数の和:268

約数の個数: 216

約数和(自身を含む): 1273574484

約数和(自身を除く): 874181556

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 32, 33, 36, 44, 48, 66, 72, 73, 88, 96, 99, 121, 132, 144, 146, 157, 176, 198, 219, 242, 264, 288, 292, 314, 352, 363, 396, 438, 471, 484, 528, 584, 628, 657, 726, 792, 803, 876, 942, 968, 1056, 1089, 1168, 1256, 1314, 1413, 1452, 1584, 1606, 1727, 1752, 1884, 1936, 2178, 2336, 2409, 2512, 2628, 2826, 2904, 3168, 3212, 3454, 3504, 3768, 3872, 4356, 4818, 5024, 5181, 5256, 5652, 5808, 6424, 6908, 7008, 7227, 7536, 8712, 8833, 9636, 10362, 10512, 11304, 11461, 11616, 12848, 13816, 14454, 15072, 15543, 17424, 17666, 18997, 19272, 20724, 21024, 22608, 22922, 25696, 26499, 27632, 28908, 31086, 34383, 34848, 35332, 37994, 38544, 41448, 45216, 45844, 52998, 55264, 56991, 57816, 62172, 68766, 70664, 75988, 77088, 79497, 82896, 91688, 103149, 105996, 113982, 115632, 124344, 126071, 137532, 141328, 151976, 158994, 165792, 170973, 183376, 206298, 211992, 227964, 231264, 248688, 252142, 275064, 282656, 303952, 317988, 341946, 366752, 378213, 412596, 423984, 455928, 497376, 504284, 550128, 607904, 635976, 683892, 756426, 825192, 847968, 911856, 1008568, 1100256, 1134639, 1271952, 1367784, 1386781, 1512852, 1650384, 1823712, 2017136, 2269278, 2543904, 2735568, 2773562, 3025704, 3300768, 4034272, 4160343, 4538556, 5471136, 5547124, 6051408, 8320686, 9077112, 11094248, 12102816, 12481029, 16641372, 18154224, 22188496, 24962058, 33282744, 36308448, 44376992, 49924116, 66565488, 99848232, 133130976, 199696464, 399392928]

約数ペア:

[(1, 399392928), (2, 199696464), (3, 133130976), (4, 99848232), (6, 66565488), (8, 49924116), (9, 44376992), (11, 36308448), (12, 33282744), (16, 24962058), (18, 22188496), (22, 18154224), (24, 16641372), (32, 12481029), (33, 12102816), (36, 11094248), (44, 9077112), (48, 8320686), (66, 6051408), (72, 5547124), (73, 5471136), (88, 4538556), (96, 4160343), (99, 4034272), (121, 3300768), (132, 3025704), (144, 2773562), (146, 2735568), (157, 2543904), (176, 2269278), (198, 2017136), (219, 1823712), (242, 1650384), (264, 1512852), (288, 1386781), (292, 1367784), (314, 1271952), (352, 1134639), (363, 1100256), (396, 1008568), (438, 911856), (471, 847968), (484, 825192), (528, 756426), (584, 683892), (628, 635976), (657, 607904), (726, 550128), (792, 504284), (803, 497376), (876, 455928), (942, 423984), (968, 412596), (1056, 378213), (1089, 366752), (1168, 341946), (1256, 317988), (1314, 303952), (1413, 282656), (1452, 275064), (1584, 252142), (1606, 248688), (1727, 231264), (1752, 227964), (1884, 211992), (1936, 206298), (2178, 183376), (2336, 170973), (2409, 165792), (2512, 158994), (2628, 151976), (2826, 141328), (2904, 137532), (3168, 126071), (3212, 124344), (3454, 115632), (3504, 113982), (3768, 105996), (3872, 103149), (4356, 91688), (4818, 82896), (5024, 79497), (5181, 77088), (5256, 75988), (5652, 70664), (5808, 68766), (6424, 62172), (6908, 57816), (7008, 56991), (7227, 55264), (7536, 52998), (8712, 45844), (8833, 45216), (9636, 41448), (10362, 38544), (10512, 37994), (11304, 35332), (11461, 34848), (11616, 34383), (12848, 31086), (13816, 28908), (14454, 27632), (15072, 26499), (15543, 25696), (17424, 22922), (17666, 22608), (18997, 21024), (19272, 20724)]