266520320

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{823}}^1$

素因数の和:878

約数の個数: 144

約数和(自身を含む): 727598592

約数和(自身を除く): 461078272

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 32, 40, 44, 46, 55, 64, 80, 88, 92, 110, 115, 128, 160, 176, 184, 220, 230, 253, 256, 320, 352, 368, 440, 460, 506, 640, 704, 736, 823, 880, 920, 1012, 1265, 1280, 1408, 1472, 1646, 1760, 1840, 2024, 2530, 2816, 2944, 3292, 3520, 3680, 4048, 4115, 5060, 5888, 6584, 7040, 7360, 8096, 8230, 9053, 10120, 13168, 14080, 14720, 16192, 16460, 18106, 18929, 20240, 26336, 29440, 32384, 32920, 36212, 37858, 40480, 45265, 52672, 64768, 65840, 72424, 75716, 80960, 90530, 94645, 105344, 131680, 144848, 151432, 161920, 181060, 189290, 208219, 210688, 263360, 289696, 302864, 323840, 362120, 378580, 416438, 526720, 579392, 605728, 724240, 757160, 832876, 1041095, 1053440, 1158784, 1211456, 1448480, 1514320, 1665752, 2082190, 2317568, 2422912, 2896960, 3028640, 3331504, 4164380, 4845824, 5793920, 6057280, 6663008, 8328760, 11587840, 12114560, 13326016, 16657520, 24229120, 26652032, 33315040, 53304064, 66630080, 133260160, 266520320]

約数ペア:

[(1, 266520320), (2, 133260160), (4, 66630080), (5, 53304064), (8, 33315040), (10, 26652032), (11, 24229120), (16, 16657520), (20, 13326016), (22, 12114560), (23, 11587840), (32, 8328760), (40, 6663008), (44, 6057280), (46, 5793920), (55, 4845824), (64, 4164380), (80, 3331504), (88, 3028640), (92, 2896960), (110, 2422912), (115, 2317568), (128, 2082190), (160, 1665752), (176, 1514320), (184, 1448480), (220, 1211456), (230, 1158784), (253, 1053440), (256, 1041095), (320, 832876), (352, 757160), (368, 724240), (440, 605728), (460, 579392), (506, 526720), (640, 416438), (704, 378580), (736, 362120), (823, 323840), (880, 302864), (920, 289696), (1012, 263360), (1265, 210688), (1280, 208219), (1408, 189290), (1472, 181060), (1646, 161920), (1760, 151432), (1840, 144848), (2024, 131680), (2530, 105344), (2816, 94645), (2944, 90530), (3292, 80960), (3520, 75716), (3680, 72424), (4048, 65840), (4115, 64768), (5060, 52672), (5888, 45265), (6584, 40480), (7040, 37858), (7360, 36212), (8096, 32920), (8230, 32384), (9053, 29440), (10120, 26336), (13168, 20240), (14080, 18929), (14720, 18106), (16192, 16460)]