990178560

素因数分解:

$2^8\times 3^3\times 5^1\times 7^1\times {\mathrm{4093}}^1$

素因数の和:4130

約数の個数: 288

約数和(自身を含む): 4016705280

約数和(自身を除く): 3026526720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 128, 135, 140, 144, 160, 168, 180, 189, 192, 210, 216, 224, 240, 252, 256, 270, 280, 288, 315, 320, 336, 360, 378, 384, 420, 432, 448, 480, 504, 540, 560, 576, 630, 640, 672, 720, 756, 768, 840, 864, 896, 945, 960, 1008, 1080, 1120, 1152, 1260, 1280, 1344, 1440, 1512, 1680, 1728, 1792, 1890, 1920, 2016, 2160, 2240, 2304, 2520, 2688, 2880, 3024, 3360, 3456, 3780, 3840, 4032, 4093, 4320, 4480, 5040, 5376, 5760, 6048, 6720, 6912, 7560, 8064, 8186, 8640, 8960, 10080, 11520, 12096, 12279, 13440, 15120, 16128, 16372, 17280, 20160, 20465, 24192, 24558, 26880, 28651, 30240, 32744, 34560, 36837, 40320, 40930, 48384, 49116, 57302, 60480, 61395, 65488, 73674, 80640, 81860, 85953, 98232, 110511, 114604, 120960, 122790, 130976, 143255, 147348, 163720, 171906, 184185, 196464, 221022, 229208, 241920, 245580, 257859, 261952, 286510, 294696, 327440, 343812, 368370, 392928, 429765, 442044, 458416, 491160, 515718, 523904, 552555, 573020, 589392, 654880, 687624, 736740, 773577, 785856, 859530, 884088, 916832, 982320, 1031436, 1047808, 1105110, 1146040, 1178784, 1289295, 1309760, 1375248, 1473480, 1547154, 1571712, 1719060, 1768176, 1833664, 1964640, 2062872, 2210220, 2292080, 2357568, 2578590, 2619520, 2750496, 2946960, 3094308, 3143424, 3438120, 3536352, 3667328, 3867885, 3929280, 4125744, 4420440, 4584160, 4715136, 5157180, 5239040, 5500992, 5893920, 6188616, 6876240, 7072704, 7334656, 7735770, 7858560, 8251488, 8840880, 9168320, 9430272, 10314360, 11001984, 11787840, 12377232, 13752480, 14145408, 15471540, 15717120, 16502976, 17681760, 18336640, 20628720, 22003968, 23575680, 24754464, 27504960, 28290816, 30943080, 33005952, 35363520, 36673280, 41257440, 47151360, 49508928, 55009920, 61886160, 66011904, 70727040, 82514880, 99017856, 110019840, 123772320, 141454080, 165029760, 198035712, 247544640, 330059520, 495089280, 990178560]

約数ペア:

[(1, 990178560), (2, 495089280), (3, 330059520), (4, 247544640), (5, 198035712), (6, 165029760), (7, 141454080), (8, 123772320), (9, 110019840), (10, 99017856), (12, 82514880), (14, 70727040), (15, 66011904), (16, 61886160), (18, 55009920), (20, 49508928), (21, 47151360), (24, 41257440), (27, 36673280), (28, 35363520), (30, 33005952), (32, 30943080), (35, 28290816), (36, 27504960), (40, 24754464), (42, 23575680), (45, 22003968), (48, 20628720), (54, 18336640), (56, 17681760), (60, 16502976), (63, 15717120), (64, 15471540), (70, 14145408), (72, 13752480), (80, 12377232), (84, 11787840), (90, 11001984), (96, 10314360), (105, 9430272), (108, 9168320), (112, 8840880), (120, 8251488), (126, 7858560), (128, 7735770), (135, 7334656), (140, 7072704), (144, 6876240), (160, 6188616), (168, 5893920), (180, 5500992), (189, 5239040), (192, 5157180), (210, 4715136), (216, 4584160), (224, 4420440), (240, 4125744), (252, 3929280), (256, 3867885), (270, 3667328), (280, 3536352), (288, 3438120), (315, 3143424), (320, 3094308), (336, 2946960), (360, 2750496), (378, 2619520), (384, 2578590), (420, 2357568), (432, 2292080), (448, 2210220), (480, 2062872), (504, 1964640), (540, 1833664), (560, 1768176), (576, 1719060), (630, 1571712), (640, 1547154), (672, 1473480), (720, 1375248), (756, 1309760), (768, 1289295), (840, 1178784), (864, 1146040), (896, 1105110), (945, 1047808), (960, 1031436), (1008, 982320), (1080, 916832), (1120, 884088), (1152, 859530), (1260, 785856), (1280, 773577), (1344, 736740), (1440, 687624), (1512, 654880), (1680, 589392), (1728, 573020), (1792, 552555), (1890, 523904), (1920, 515718), (2016, 491160), (2160, 458416), (2240, 442044), (2304, 429765), (2520, 392928), (2688, 368370), (2880, 343812), (3024, 327440), (3360, 294696), (3456, 286510), (3780, 261952), (3840, 257859), (4032, 245580), (4093, 241920), (4320, 229208), (4480, 221022), (5040, 196464), (5376, 184185), (5760, 171906), (6048, 163720), (6720, 147348), (6912, 143255), (7560, 130976), (8064, 122790), (8186, 120960), (8640, 114604), (8960, 110511), (10080, 98232), (11520, 85953), (12096, 81860), (12279, 80640), (13440, 73674), (15120, 65488), (16128, 61395), (16372, 60480), (17280, 57302), (20160, 49116), (20465, 48384), (24192, 40930), (24558, 40320), (26880, 36837), (28651, 34560), (30240, 32744)]