988058880

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{431}}^1$

素因数の和:657

約数の個数: 216

約数和(自身を含む): 3443731200

約数和(自身を除く): 2455672320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 199, 240, 256, 288, 320, 360, 384, 398, 431, 480, 576, 597, 640, 720, 768, 796, 862, 960, 995, 1152, 1194, 1280, 1293, 1440, 1592, 1724, 1791, 1920, 1990, 2155, 2304, 2388, 2586, 2880, 2985, 3184, 3448, 3582, 3840, 3879, 3980, 4310, 4776, 5172, 5760, 5970, 6368, 6465, 6896, 7164, 7758, 7960, 8620, 8955, 9552, 10344, 11520, 11940, 12736, 12930, 13792, 14328, 15516, 15920, 17240, 17910, 19104, 19395, 20688, 23880, 25472, 25860, 27584, 28656, 31032, 31840, 34480, 35820, 38208, 38790, 41376, 47760, 50944, 51720, 55168, 57312, 62064, 63680, 68960, 71640, 76416, 77580, 82752, 85769, 95520, 103440, 110336, 114624, 124128, 127360, 137920, 143280, 152832, 155160, 165504, 171538, 191040, 206880, 229248, 248256, 254720, 257307, 275840, 286560, 310320, 331008, 343076, 382080, 413760, 428845, 458496, 496512, 514614, 551680, 573120, 620640, 686152, 764160, 771921, 827520, 857690, 993024, 1029228, 1146240, 1241280, 1286535, 1372304, 1543842, 1655040, 1715380, 2058456, 2292480, 2482560, 2573070, 2744608, 3087684, 3430760, 3859605, 4116912, 4965120, 5146140, 5489216, 6175368, 6861520, 7719210, 8233824, 10292280, 10978432, 12350736, 13723040, 15438420, 16467648, 20584560, 21956864, 24701472, 27446080, 30876840, 32935296, 41169120, 49402944, 54892160, 61753680, 65870592, 82338240, 98805888, 109784320, 123507360, 164676480, 197611776, 247014720, 329352960, 494029440, 988058880]

約数ペア:

[(1, 988058880), (2, 494029440), (3, 329352960), (4, 247014720), (5, 197611776), (6, 164676480), (8, 123507360), (9, 109784320), (10, 98805888), (12, 82338240), (15, 65870592), (16, 61753680), (18, 54892160), (20, 49402944), (24, 41169120), (30, 32935296), (32, 30876840), (36, 27446080), (40, 24701472), (45, 21956864), (48, 20584560), (60, 16467648), (64, 15438420), (72, 13723040), (80, 12350736), (90, 10978432), (96, 10292280), (120, 8233824), (128, 7719210), (144, 6861520), (160, 6175368), (180, 5489216), (192, 5146140), (199, 4965120), (240, 4116912), (256, 3859605), (288, 3430760), (320, 3087684), (360, 2744608), (384, 2573070), (398, 2482560), (431, 2292480), (480, 2058456), (576, 1715380), (597, 1655040), (640, 1543842), (720, 1372304), (768, 1286535), (796, 1241280), (862, 1146240), (960, 1029228), (995, 993024), (1152, 857690), (1194, 827520), (1280, 771921), (1293, 764160), (1440, 686152), (1592, 620640), (1724, 573120), (1791, 551680), (1920, 514614), (1990, 496512), (2155, 458496), (2304, 428845), (2388, 413760), (2586, 382080), (2880, 343076), (2985, 331008), (3184, 310320), (3448, 286560), (3582, 275840), (3840, 257307), (3879, 254720), (3980, 248256), (4310, 229248), (4776, 206880), (5172, 191040), (5760, 171538), (5970, 165504), (6368, 155160), (6465, 152832), (6896, 143280), (7164, 137920), (7758, 127360), (7960, 124128), (8620, 114624), (8955, 110336), (9552, 103440), (10344, 95520), (11520, 85769), (11940, 82752), (12736, 77580), (12930, 76416), (13792, 71640), (14328, 68960), (15516, 63680), (15920, 62064), (17240, 57312), (17910, 55168), (19104, 51720), (19395, 50944), (20688, 47760), (23880, 41376), (25472, 38790), (25860, 38208), (27584, 35820), (28656, 34480), (31032, 31840)]