2008878720

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{331}}^1$

素因数の和:491

約数の個数: 256

約数和(自身を含む): 6705072000

約数和(自身を除く): 4696193280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 32, 40, 48, 58, 60, 64, 80, 87, 96, 109, 116, 120, 128, 145, 160, 174, 192, 218, 232, 240, 290, 320, 327, 331, 348, 384, 435, 436, 464, 480, 545, 580, 640, 654, 662, 696, 870, 872, 928, 960, 993, 1090, 1160, 1308, 1324, 1392, 1635, 1655, 1740, 1744, 1856, 1920, 1986, 2180, 2320, 2616, 2648, 2784, 3161, 3270, 3310, 3480, 3488, 3712, 3972, 4360, 4640, 4965, 5232, 5296, 5568, 6322, 6540, 6620, 6960, 6976, 7944, 8720, 9280, 9483, 9599, 9930, 10464, 10592, 11136, 12644, 13080, 13240, 13920, 13952, 15805, 15888, 17440, 18560, 18966, 19198, 19860, 20928, 21184, 25288, 26160, 26480, 27840, 28797, 31610, 31776, 34880, 36079, 37932, 38396, 39720, 41856, 42368, 47415, 47995, 50576, 52320, 52960, 55680, 57594, 63220, 63552, 69760, 72158, 75864, 76792, 79440, 94830, 95990, 101152, 104640, 105920, 108237, 115188, 126440, 127104, 143985, 144316, 151728, 153584, 158880, 180395, 189660, 191980, 202304, 209280, 211840, 216474, 230376, 252880, 287970, 288632, 303456, 307168, 317760, 360790, 379320, 383960, 404608, 432948, 460752, 505760, 541185, 575940, 577264, 606912, 614336, 635520, 721580, 758640, 767920, 865896, 921504, 1011520, 1046291, 1082370, 1151880, 1154528, 1213824, 1228672, 1443160, 1517280, 1535840, 1731792, 1843008, 2023040, 2092582, 2164740, 2303760, 2309056, 2886320, 3034560, 3071680, 3138873, 3463584, 3686016, 4185164, 4329480, 4607520, 4618112, 5231455, 5772640, 6069120, 6143360, 6277746, 6927168, 8370328, 8658960, 9215040, 10462910, 11545280, 12555492, 13854336, 15694365, 16740656, 17317920, 18430080, 20925820, 23090560, 25110984, 31388730, 33481312, 34635840, 41851640, 50221968, 62777460, 66962624, 69271680, 83703280, 100443936, 125554920, 133925248, 167406560, 200887872, 251109840, 334813120, 401775744, 502219680, 669626240, 1004439360, 2008878720]

約数ペア:

[(1, 2008878720), (2, 1004439360), (3, 669626240), (4, 502219680), (5, 401775744), (6, 334813120), (8, 251109840), (10, 200887872), (12, 167406560), (15, 133925248), (16, 125554920), (20, 100443936), (24, 83703280), (29, 69271680), (30, 66962624), (32, 62777460), (40, 50221968), (48, 41851640), (58, 34635840), (60, 33481312), (64, 31388730), (80, 25110984), (87, 23090560), (96, 20925820), (109, 18430080), (116, 17317920), (120, 16740656), (128, 15694365), (145, 13854336), (160, 12555492), (174, 11545280), (192, 10462910), (218, 9215040), (232, 8658960), (240, 8370328), (290, 6927168), (320, 6277746), (327, 6143360), (331, 6069120), (348, 5772640), (384, 5231455), (435, 4618112), (436, 4607520), (464, 4329480), (480, 4185164), (545, 3686016), (580, 3463584), (640, 3138873), (654, 3071680), (662, 3034560), (696, 2886320), (870, 2309056), (872, 2303760), (928, 2164740), (960, 2092582), (993, 2023040), (1090, 1843008), (1160, 1731792), (1308, 1535840), (1324, 1517280), (1392, 1443160), (1635, 1228672), (1655, 1213824), (1740, 1154528), (1744, 1151880), (1856, 1082370), (1920, 1046291), (1986, 1011520), (2180, 921504), (2320, 865896), (2616, 767920), (2648, 758640), (2784, 721580), (3161, 635520), (3270, 614336), (3310, 606912), (3480, 577264), (3488, 575940), (3712, 541185), (3972, 505760), (4360, 460752), (4640, 432948), (4965, 404608), (5232, 383960), (5296, 379320), (5568, 360790), (6322, 317760), (6540, 307168), (6620, 303456), (6960, 288632), (6976, 287970), (7944, 252880), (8720, 230376), (9280, 216474), (9483, 211840), (9599, 209280), (9930, 202304), (10464, 191980), (10592, 189660), (11136, 180395), (12644, 158880), (13080, 153584), (13240, 151728), (13920, 144316), (13952, 143985), (15805, 127104), (15888, 126440), (17440, 115188), (18560, 108237), (18966, 105920), (19198, 104640), (19860, 101152), (20928, 95990), (21184, 94830), (25288, 79440), (26160, 76792), (26480, 75864), (27840, 72158), (28797, 69760), (31610, 63552), (31776, 63220), (34880, 57594), (36079, 55680), (37932, 52960), (38396, 52320), (39720, 50576), (41856, 47995), (42368, 47415)]