1211499520

素因数分解:

$2^{10}\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{439}}^1$

素因数の和:489

約数の個数: 264

約数和(自身を含む): 3696390720

約数和(自身を除く): 2484891200

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 49, 55, 56, 64, 70, 77, 80, 88, 98, 110, 112, 128, 140, 154, 160, 176, 196, 220, 224, 245, 256, 280, 308, 320, 352, 385, 392, 439, 440, 448, 490, 512, 539, 560, 616, 640, 704, 770, 784, 878, 880, 896, 980, 1024, 1078, 1120, 1232, 1280, 1408, 1540, 1568, 1756, 1760, 1792, 1960, 2156, 2195, 2240, 2464, 2560, 2695, 2816, 3073, 3080, 3136, 3512, 3520, 3584, 3920, 4312, 4390, 4480, 4829, 4928, 5120, 5390, 5632, 6146, 6160, 6272, 7024, 7040, 7168, 7840, 8624, 8780, 8960, 9658, 9856, 10780, 11264, 12292, 12320, 12544, 14048, 14080, 15365, 15680, 17248, 17560, 17920, 19316, 19712, 21511, 21560, 24145, 24584, 24640, 25088, 28096, 28160, 30730, 31360, 33803, 34496, 35120, 35840, 38632, 39424, 43022, 43120, 48290, 49168, 49280, 50176, 56192, 56320, 61460, 62720, 67606, 68992, 70240, 77264, 78848, 86044, 86240, 96580, 98336, 98560, 107555, 112384, 122920, 125440, 135212, 137984, 140480, 154528, 169015, 172088, 172480, 193160, 196672, 197120, 215110, 224768, 236621, 245840, 250880, 270424, 275968, 280960, 309056, 338030, 344176, 344960, 386320, 393344, 394240, 430220, 449536, 473242, 491680, 540848, 551936, 561920, 618112, 676060, 688352, 689920, 772640, 786688, 860440, 946484, 983360, 1081696, 1123840, 1183105, 1236224, 1352120, 1376704, 1379840, 1545280, 1573376, 1720880, 1892968, 1966720, 2163392, 2247680, 2366210, 2472448, 2704240, 2753408, 2759680, 3090560, 3146752, 3441760, 3785936, 3933440, 4326784, 4732420, 4944896, 5408480, 5506816, 6181120, 6883520, 7571872, 7866880, 8653568, 9464840, 10816960, 11013632, 12362240, 13767040, 15143744, 15733760, 17307136, 18929680, 21633920, 22027264, 24724480, 27534080, 30287488, 34614272, 37859360, 43267840, 55068160, 60574976, 75718720, 86535680, 110136320, 121149952, 151437440, 173071360, 242299904, 302874880, 605749760, 1211499520]

約数ペア:

[(1, 1211499520), (2, 605749760), (4, 302874880), (5, 242299904), (7, 173071360), (8, 151437440), (10, 121149952), (11, 110136320), (14, 86535680), (16, 75718720), (20, 60574976), (22, 55068160), (28, 43267840), (32, 37859360), (35, 34614272), (40, 30287488), (44, 27534080), (49, 24724480), (55, 22027264), (56, 21633920), (64, 18929680), (70, 17307136), (77, 15733760), (80, 15143744), (88, 13767040), (98, 12362240), (110, 11013632), (112, 10816960), (128, 9464840), (140, 8653568), (154, 7866880), (160, 7571872), (176, 6883520), (196, 6181120), (220, 5506816), (224, 5408480), (245, 4944896), (256, 4732420), (280, 4326784), (308, 3933440), (320, 3785936), (352, 3441760), (385, 3146752), (392, 3090560), (439, 2759680), (440, 2753408), (448, 2704240), (490, 2472448), (512, 2366210), (539, 2247680), (560, 2163392), (616, 1966720), (640, 1892968), (704, 1720880), (770, 1573376), (784, 1545280), (878, 1379840), (880, 1376704), (896, 1352120), (980, 1236224), (1024, 1183105), (1078, 1123840), (1120, 1081696), (1232, 983360), (1280, 946484), (1408, 860440), (1540, 786688), (1568, 772640), (1756, 689920), (1760, 688352), (1792, 676060), (1960, 618112), (2156, 561920), (2195, 551936), (2240, 540848), (2464, 491680), (2560, 473242), (2695, 449536), (2816, 430220), (3073, 394240), (3080, 393344), (3136, 386320), (3512, 344960), (3520, 344176), (3584, 338030), (3920, 309056), (4312, 280960), (4390, 275968), (4480, 270424), (4829, 250880), (4928, 245840), (5120, 236621), (5390, 224768), (5632, 215110), (6146, 197120), (6160, 196672), (6272, 193160), (7024, 172480), (7040, 172088), (7168, 169015), (7840, 154528), (8624, 140480), (8780, 137984), (8960, 135212), (9658, 125440), (9856, 122920), (10780, 112384), (11264, 107555), (12292, 98560), (12320, 98336), (12544, 96580), (14048, 86240), (14080, 86044), (15365, 78848), (15680, 77264), (17248, 70240), (17560, 68992), (17920, 67606), (19316, 62720), (19712, 61460), (21511, 56320), (21560, 56192), (24145, 50176), (24584, 49280), (24640, 49168), (25088, 48290), (28096, 43120), (28160, 43022), (30730, 39424), (31360, 38632), (33803, 35840), (34496, 35120)]