1977678720

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{193}}^1\times {\mathrm{593}}^1$

素因数の和:814

約数の個数: 256

約数和(自身を含む): 7052443200

約数和(自身を除く): 5074764480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 193, 216, 240, 270, 288, 320, 360, 384, 386, 432, 480, 540, 576, 579, 593, 640, 720, 772, 864, 960, 965, 1080, 1152, 1158, 1186, 1440, 1544, 1728, 1737, 1779, 1920, 1930, 2160, 2316, 2372, 2880, 2895, 2965, 3088, 3456, 3474, 3558, 3860, 4320, 4632, 4744, 5211, 5337, 5760, 5790, 5930, 6176, 6948, 7116, 7720, 8640, 8685, 8895, 9264, 9488, 10422, 10674, 11580, 11860, 12352, 13896, 14232, 15440, 16011, 17280, 17370, 17790, 18528, 18976, 20844, 21348, 23160, 23720, 24704, 26055, 26685, 27792, 28464, 30880, 32022, 34740, 35580, 37056, 37952, 41688, 42696, 46320, 47440, 52110, 53370, 55584, 56928, 61760, 64044, 69480, 71160, 74112, 75904, 80055, 83376, 85392, 92640, 94880, 104220, 106740, 111168, 113856, 114449, 123520, 128088, 138960, 142320, 160110, 166752, 170784, 185280, 189760, 208440, 213480, 222336, 227712, 228898, 256176, 277920, 284640, 320220, 333504, 341568, 343347, 370560, 379520, 416880, 426960, 457796, 512352, 555840, 569280, 572245, 640440, 667008, 683136, 686694, 833760, 853920, 915592, 1024704, 1030041, 1111680, 1138560, 1144490, 1280880, 1373388, 1667520, 1707840, 1716735, 1831184, 2049408, 2060082, 2288980, 2561760, 2746776, 3090123, 3335040, 3415680, 3433470, 3662368, 4120164, 4577960, 5123520, 5150205, 5493552, 6180246, 6866940, 7324736, 8240328, 9155920, 10247040, 10300410, 10987104, 12360492, 13733880, 14649472, 15450615, 16480656, 18311840, 20600820, 21974208, 24720984, 27467760, 30901230, 32961312, 36623680, 41201640, 43948416, 49441968, 54935520, 61802460, 65922624, 73247360, 82403280, 98883936, 109871040, 123604920, 131845248, 164806560, 197767872, 219742080, 247209840, 329613120, 395535744, 494419680, 659226240, 988839360, 1977678720]

約数ペア:

[(1, 1977678720), (2, 988839360), (3, 659226240), (4, 494419680), (5, 395535744), (6, 329613120), (8, 247209840), (9, 219742080), (10, 197767872), (12, 164806560), (15, 131845248), (16, 123604920), (18, 109871040), (20, 98883936), (24, 82403280), (27, 73247360), (30, 65922624), (32, 61802460), (36, 54935520), (40, 49441968), (45, 43948416), (48, 41201640), (54, 36623680), (60, 32961312), (64, 30901230), (72, 27467760), (80, 24720984), (90, 21974208), (96, 20600820), (108, 18311840), (120, 16480656), (128, 15450615), (135, 14649472), (144, 13733880), (160, 12360492), (180, 10987104), (192, 10300410), (193, 10247040), (216, 9155920), (240, 8240328), (270, 7324736), (288, 6866940), (320, 6180246), (360, 5493552), (384, 5150205), (386, 5123520), (432, 4577960), (480, 4120164), (540, 3662368), (576, 3433470), (579, 3415680), (593, 3335040), (640, 3090123), (720, 2746776), (772, 2561760), (864, 2288980), (960, 2060082), (965, 2049408), (1080, 1831184), (1152, 1716735), (1158, 1707840), (1186, 1667520), (1440, 1373388), (1544, 1280880), (1728, 1144490), (1737, 1138560), (1779, 1111680), (1920, 1030041), (1930, 1024704), (2160, 915592), (2316, 853920), (2372, 833760), (2880, 686694), (2895, 683136), (2965, 667008), (3088, 640440), (3456, 572245), (3474, 569280), (3558, 555840), (3860, 512352), (4320, 457796), (4632, 426960), (4744, 416880), (5211, 379520), (5337, 370560), (5760, 343347), (5790, 341568), (5930, 333504), (6176, 320220), (6948, 284640), (7116, 277920), (7720, 256176), (8640, 228898), (8685, 227712), (8895, 222336), (9264, 213480), (9488, 208440), (10422, 189760), (10674, 185280), (11580, 170784), (11860, 166752), (12352, 160110), (13896, 142320), (14232, 138960), (15440, 128088), (16011, 123520), (17280, 114449), (17370, 113856), (17790, 111168), (18528, 106740), (18976, 104220), (20844, 94880), (21348, 92640), (23160, 85392), (23720, 83376), (24704, 80055), (26055, 75904), (26685, 74112), (27792, 71160), (28464, 69480), (30880, 64044), (32022, 61760), (34740, 56928), (35580, 55584), (37056, 53370), (37952, 52110), (41688, 47440), (42696, 46320)]