2145486720

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1999}}^1$

素因数の和:2077

約数の個数: 256

約数和(自身を含む): 7539840000

約数和(自身を除く): 5394353280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 43, 48, 52, 60, 64, 65, 78, 80, 86, 96, 104, 120, 128, 129, 130, 156, 160, 172, 192, 195, 208, 215, 240, 258, 260, 312, 320, 344, 384, 390, 416, 430, 480, 516, 520, 559, 624, 640, 645, 688, 780, 832, 860, 960, 1032, 1040, 1118, 1248, 1290, 1376, 1560, 1664, 1677, 1720, 1920, 1999, 2064, 2080, 2236, 2496, 2580, 2752, 2795, 3120, 3354, 3440, 3998, 4128, 4160, 4472, 4992, 5160, 5504, 5590, 5997, 6240, 6708, 6880, 7996, 8256, 8320, 8385, 8944, 9995, 10320, 11180, 11994, 12480, 13416, 13760, 15992, 16512, 16770, 17888, 19990, 20640, 22360, 23988, 24960, 25987, 26832, 27520, 29985, 31984, 33540, 35776, 39980, 41280, 44720, 47976, 51974, 53664, 59970, 63968, 67080, 71552, 77961, 79960, 82560, 85957, 89440, 95952, 103948, 107328, 119940, 127936, 129935, 134160, 155922, 159920, 171914, 178880, 191904, 207896, 214656, 239880, 255872, 257871, 259870, 268320, 311844, 319840, 343828, 357760, 383808, 389805, 415792, 429785, 479760, 515742, 519740, 536640, 623688, 639680, 687656, 767616, 779610, 831584, 859570, 959520, 1031484, 1039480, 1073280, 1117441, 1247376, 1279360, 1289355, 1375312, 1559220, 1663168, 1719140, 1919040, 2062968, 2078960, 2234882, 2494752, 2578710, 2750624, 3118440, 3326336, 3352323, 3438280, 3838080, 4125936, 4157920, 4469764, 4989504, 5157420, 5501248, 5587205, 6236880, 6704646, 6876560, 8251872, 8315840, 8939528, 9979008, 10314840, 11002496, 11174410, 12473760, 13409292, 13753120, 16503744, 16631680, 16761615, 17879056, 20629680, 22348820, 24947520, 26818584, 27506240, 33007488, 33523230, 35758112, 41259360, 44697640, 49895040, 53637168, 55012480, 67046460, 71516224, 82518720, 89395280, 107274336, 134092920, 143032448, 165037440, 178790560, 214548672, 268185840, 357581120, 429097344, 536371680, 715162240, 1072743360, 2145486720]

約数ペア:

[(1, 2145486720), (2, 1072743360), (3, 715162240), (4, 536371680), (5, 429097344), (6, 357581120), (8, 268185840), (10, 214548672), (12, 178790560), (13, 165037440), (15, 143032448), (16, 134092920), (20, 107274336), (24, 89395280), (26, 82518720), (30, 71516224), (32, 67046460), (39, 55012480), (40, 53637168), (43, 49895040), (48, 44697640), (52, 41259360), (60, 35758112), (64, 33523230), (65, 33007488), (78, 27506240), (80, 26818584), (86, 24947520), (96, 22348820), (104, 20629680), (120, 17879056), (128, 16761615), (129, 16631680), (130, 16503744), (156, 13753120), (160, 13409292), (172, 12473760), (192, 11174410), (195, 11002496), (208, 10314840), (215, 9979008), (240, 8939528), (258, 8315840), (260, 8251872), (312, 6876560), (320, 6704646), (344, 6236880), (384, 5587205), (390, 5501248), (416, 5157420), (430, 4989504), (480, 4469764), (516, 4157920), (520, 4125936), (559, 3838080), (624, 3438280), (640, 3352323), (645, 3326336), (688, 3118440), (780, 2750624), (832, 2578710), (860, 2494752), (960, 2234882), (1032, 2078960), (1040, 2062968), (1118, 1919040), (1248, 1719140), (1290, 1663168), (1376, 1559220), (1560, 1375312), (1664, 1289355), (1677, 1279360), (1720, 1247376), (1920, 1117441), (1999, 1073280), (2064, 1039480), (2080, 1031484), (2236, 959520), (2496, 859570), (2580, 831584), (2752, 779610), (2795, 767616), (3120, 687656), (3354, 639680), (3440, 623688), (3998, 536640), (4128, 519740), (4160, 515742), (4472, 479760), (4992, 429785), (5160, 415792), (5504, 389805), (5590, 383808), (5997, 357760), (6240, 343828), (6708, 319840), (6880, 311844), (7996, 268320), (8256, 259870), (8320, 257871), (8385, 255872), (8944, 239880), (9995, 214656), (10320, 207896), (11180, 191904), (11994, 178880), (12480, 171914), (13416, 159920), (13760, 155922), (15992, 134160), (16512, 129935), (16770, 127936), (17888, 119940), (19990, 107328), (20640, 103948), (22360, 95952), (23988, 89440), (24960, 85957), (25987, 82560), (26832, 79960), (27520, 77961), (29985, 71552), (31984, 67080), (33540, 63968), (35776, 59970), (39980, 53664), (41280, 51974), (44720, 47976)]