2921309440

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{991}}^1$

素因数の和:1073

約数の個数: 216

約数和(自身を含む): 8321467392

約数和(自身を除く): 5400157952

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 47, 49, 56, 64, 70, 80, 94, 98, 112, 128, 140, 160, 188, 196, 224, 235, 245, 256, 280, 320, 329, 376, 392, 448, 470, 490, 560, 640, 658, 752, 784, 896, 940, 980, 991, 1120, 1280, 1316, 1504, 1568, 1645, 1792, 1880, 1960, 1982, 2240, 2303, 2632, 3008, 3136, 3290, 3760, 3920, 3964, 4480, 4606, 4955, 5264, 6016, 6272, 6580, 6937, 7520, 7840, 7928, 8960, 9212, 9910, 10528, 11515, 12032, 12544, 13160, 13874, 15040, 15680, 15856, 18424, 19820, 21056, 23030, 26320, 27748, 30080, 31360, 31712, 34685, 36848, 39640, 42112, 46060, 46577, 48559, 52640, 55496, 60160, 62720, 63424, 69370, 73696, 79280, 84224, 92120, 93154, 97118, 105280, 110992, 126848, 138740, 147392, 158560, 184240, 186308, 194236, 210560, 221984, 232885, 242795, 253696, 277480, 294784, 317120, 326039, 368480, 372616, 388472, 421120, 443968, 465770, 485590, 554960, 589568, 634240, 652078, 736960, 745232, 776944, 887936, 931540, 971180, 1109920, 1268480, 1304156, 1473920, 1490464, 1553888, 1630195, 1775872, 1863080, 1942360, 2219840, 2282273, 2608312, 2947840, 2980928, 3107776, 3260390, 3726160, 3884720, 4439680, 4564546, 5216624, 5961856, 6215552, 6520780, 7452320, 7769440, 8879360, 9129092, 10433248, 11411365, 11923712, 12431104, 13041560, 14904640, 15538880, 18258184, 20866496, 22822730, 26083120, 29809280, 31077760, 36516368, 41732992, 45645460, 52166240, 59618560, 62155520, 73032736, 83465984, 91290920, 104332480, 146065472, 182581840, 208664960, 292130944, 365163680, 417329920, 584261888, 730327360, 1460654720, 2921309440]

約数ペア:

[(1, 2921309440), (2, 1460654720), (4, 730327360), (5, 584261888), (7, 417329920), (8, 365163680), (10, 292130944), (14, 208664960), (16, 182581840), (20, 146065472), (28, 104332480), (32, 91290920), (35, 83465984), (40, 73032736), (47, 62155520), (49, 59618560), (56, 52166240), (64, 45645460), (70, 41732992), (80, 36516368), (94, 31077760), (98, 29809280), (112, 26083120), (128, 22822730), (140, 20866496), (160, 18258184), (188, 15538880), (196, 14904640), (224, 13041560), (235, 12431104), (245, 11923712), (256, 11411365), (280, 10433248), (320, 9129092), (329, 8879360), (376, 7769440), (392, 7452320), (448, 6520780), (470, 6215552), (490, 5961856), (560, 5216624), (640, 4564546), (658, 4439680), (752, 3884720), (784, 3726160), (896, 3260390), (940, 3107776), (980, 2980928), (991, 2947840), (1120, 2608312), (1280, 2282273), (1316, 2219840), (1504, 1942360), (1568, 1863080), (1645, 1775872), (1792, 1630195), (1880, 1553888), (1960, 1490464), (1982, 1473920), (2240, 1304156), (2303, 1268480), (2632, 1109920), (3008, 971180), (3136, 931540), (3290, 887936), (3760, 776944), (3920, 745232), (3964, 736960), (4480, 652078), (4606, 634240), (4955, 589568), (5264, 554960), (6016, 485590), (6272, 465770), (6580, 443968), (6937, 421120), (7520, 388472), (7840, 372616), (7928, 368480), (8960, 326039), (9212, 317120), (9910, 294784), (10528, 277480), (11515, 253696), (12032, 242795), (12544, 232885), (13160, 221984), (13874, 210560), (15040, 194236), (15680, 186308), (15856, 184240), (18424, 158560), (19820, 147392), (21056, 138740), (23030, 126848), (26320, 110992), (27748, 105280), (30080, 97118), (31360, 93154), (31712, 92120), (34685, 84224), (36848, 79280), (39640, 73696), (42112, 69370), (46060, 63424), (46577, 62720), (48559, 60160), (52640, 55496)]