1990448640

素因数分解:

$2^9\times 3^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{331}}^1$

素因数の和:395

約数の個数: 400

約数和(自身を含む): 7397272080

約数和(自身を除く): 5406823440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 29, 30, 32, 36, 40, 45, 48, 54, 58, 60, 64, 72, 80, 81, 87, 90, 96, 108, 116, 120, 128, 135, 144, 145, 160, 162, 174, 180, 192, 216, 232, 240, 256, 261, 270, 288, 290, 320, 324, 331, 348, 360, 384, 405, 432, 435, 464, 480, 512, 522, 540, 576, 580, 640, 648, 662, 696, 720, 768, 783, 810, 864, 870, 928, 960, 993, 1044, 1080, 1152, 1160, 1280, 1296, 1305, 1324, 1392, 1440, 1536, 1566, 1620, 1655, 1728, 1740, 1856, 1920, 1986, 2088, 2160, 2304, 2320, 2349, 2560, 2592, 2610, 2648, 2784, 2880, 2979, 3132, 3240, 3310, 3456, 3480, 3712, 3840, 3915, 3972, 4176, 4320, 4608, 4640, 4698, 4965, 5184, 5220, 5296, 5568, 5760, 5958, 6264, 6480, 6620, 6912, 6960, 7424, 7680, 7830, 7944, 8352, 8640, 8937, 9280, 9396, 9599, 9930, 10368, 10440, 10592, 11136, 11520, 11745, 11916, 12528, 12960, 13240, 13824, 13920, 14848, 14895, 15660, 15888, 16704, 17280, 17874, 18560, 18792, 19198, 19860, 20736, 20880, 21184, 22272, 23040, 23490, 23832, 25056, 25920, 26480, 26811, 27840, 28797, 29790, 31320, 31776, 33408, 34560, 35748, 37120, 37584, 38396, 39720, 41472, 41760, 42368, 44544, 44685, 46980, 47664, 47995, 50112, 51840, 52960, 53622, 55680, 57594, 59580, 62640, 63552, 66816, 69120, 71496, 74240, 75168, 76792, 79440, 83520, 84736, 86391, 89370, 93960, 95328, 95990, 100224, 103680, 105920, 107244, 111360, 115188, 119160, 125280, 127104, 133632, 134055, 142992, 143985, 150336, 153584, 158880, 167040, 169472, 172782, 178740, 187920, 190656, 191980, 200448, 207360, 211840, 214488, 222720, 230376, 238320, 250560, 254208, 259173, 268110, 285984, 287970, 300672, 307168, 317760, 334080, 345564, 357480, 375840, 381312, 383960, 400896, 423680, 428976, 431955, 460752, 476640, 501120, 508416, 518346, 536220, 571968, 575940, 601344, 614336, 635520, 668160, 691128, 714960, 751680, 762624, 767920, 777519, 847360, 857952, 863910, 921504, 953280, 1002240, 1036692, 1072440, 1143936, 1151880, 1202688, 1228672, 1271040, 1295865, 1382256, 1429920, 1503360, 1525248, 1535840, 1555038, 1715904, 1727820, 1843008, 1906560, 2004480, 2073384, 2144880, 2287872, 2303760, 2457344, 2542080, 2591730, 2764512, 2859840, 3006720, 3071680, 3110076, 3431808, 3455640, 3686016, 3813120, 3887595, 4146768, 4289760, 4575744, 4607520, 4914688, 5183460, 5529024, 5719680, 6013440, 6143360, 6220152, 6863616, 6911280, 7372032, 7626240, 7775190, 8293536, 8579520, 9215040, 10366920, 11058048, 11439360, 12286720, 12440304, 13727232, 13822560, 14744064, 15550380, 16587072, 17159040, 18430080, 20733840, 22116096, 22878720, 24573440, 24880608, 27645120, 31100760, 33174144, 34318080, 36860160, 41467680, 44232192, 49761216, 55290240, 62201520, 66348288, 68636160, 73720320, 82935360, 99522432, 110580480, 124403040, 132696576, 165870720, 199044864, 221160960, 248806080, 331741440, 398089728, 497612160, 663482880, 995224320, 1990448640]

約数ペア:

[(1, 1990448640), (2, 995224320), (3, 663482880), (4, 497612160), (5, 398089728), (6, 331741440), (8, 248806080), (9, 221160960), (10, 199044864), (12, 165870720), (15, 132696576), (16, 124403040), (18, 110580480), (20, 99522432), (24, 82935360), (27, 73720320), (29, 68636160), (30, 66348288), (32, 62201520), (36, 55290240), (40, 49761216), (45, 44232192), (48, 41467680), (54, 36860160), (58, 34318080), (60, 33174144), (64, 31100760), (72, 27645120), (80, 24880608), (81, 24573440), (87, 22878720), (90, 22116096), (96, 20733840), (108, 18430080), (116, 17159040), (120, 16587072), (128, 15550380), (135, 14744064), (144, 13822560), (145, 13727232), (160, 12440304), (162, 12286720), (174, 11439360), (180, 11058048), (192, 10366920), (216, 9215040), (232, 8579520), (240, 8293536), (256, 7775190), (261, 7626240), (270, 7372032), (288, 6911280), (290, 6863616), (320, 6220152), (324, 6143360), (331, 6013440), (348, 5719680), (360, 5529024), (384, 5183460), (405, 4914688), (432, 4607520), (435, 4575744), (464, 4289760), (480, 4146768), (512, 3887595), (522, 3813120), (540, 3686016), (576, 3455640), (580, 3431808), (640, 3110076), (648, 3071680), (662, 3006720), (696, 2859840), (720, 2764512), (768, 2591730), (783, 2542080), (810, 2457344), (864, 2303760), (870, 2287872), (928, 2144880), (960, 2073384), (993, 2004480), (1044, 1906560), (1080, 1843008), (1152, 1727820), (1160, 1715904), (1280, 1555038), (1296, 1535840), (1305, 1525248), (1324, 1503360), (1392, 1429920), (1440, 1382256), (1536, 1295865), (1566, 1271040), (1620, 1228672), (1655, 1202688), (1728, 1151880), (1740, 1143936), (1856, 1072440), (1920, 1036692), (1986, 1002240), (2088, 953280), (2160, 921504), (2304, 863910), (2320, 857952), (2349, 847360), (2560, 777519), (2592, 767920), (2610, 762624), (2648, 751680), (2784, 714960), (2880, 691128), (2979, 668160), (3132, 635520), (3240, 614336), (3310, 601344), (3456, 575940), (3480, 571968), (3712, 536220), (3840, 518346), (3915, 508416), (3972, 501120), (4176, 476640), (4320, 460752), (4608, 431955), (4640, 428976), (4698, 423680), (4965, 400896), (5184, 383960), (5220, 381312), (5296, 375840), (5568, 357480), (5760, 345564), (5958, 334080), (6264, 317760), (6480, 307168), (6620, 300672), (6912, 287970), (6960, 285984), (7424, 268110), (7680, 259173), (7830, 254208), (7944, 250560), (8352, 238320), (8640, 230376), (8937, 222720), (9280, 214488), (9396, 211840), (9599, 207360), (9930, 200448), (10368, 191980), (10440, 190656), (10592, 187920), (11136, 178740), (11520, 172782), (11745, 169472), (11916, 167040), (12528, 158880), (12960, 153584), (13240, 150336), (13824, 143985), (13920, 142992), (14848, 134055), (14895, 133632), (15660, 127104), (15888, 125280), (16704, 119160), (17280, 115188), (17874, 111360), (18560, 107244), (18792, 105920), (19198, 103680), (19860, 100224), (20736, 95990), (20880, 95328), (21184, 93960), (22272, 89370), (23040, 86391), (23490, 84736), (23832, 83520), (25056, 79440), (25920, 76792), (26480, 75168), (26811, 74240), (27840, 71496), (28797, 69120), (29790, 66816), (31320, 63552), (31776, 62640), (33408, 59580), (34560, 57594), (35748, 55680), (37120, 53622), (37584, 52960), (38396, 51840), (39720, 50112), (41472, 47995), (41760, 47664), (42368, 46980), (44544, 44685)]