291144960

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{199}}^1$

素因数の和:353

約数の個数: 216

約数和(自身を含む): 1020364800

約数和(自身を除く): 729219840

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, 127, 128, 144, 160, 180, 192, 199, 240, 254, 256, 288, 320, 360, 381, 384, 398, 480, 508, 576, 597, 635, 640, 720, 762, 768, 796, 960, 995, 1016, 1143, 1152, 1194, 1270, 1280, 1440, 1524, 1592, 1791, 1905, 1920, 1990, 2032, 2286, 2304, 2388, 2540, 2880, 2985, 3048, 3184, 3582, 3810, 3840, 3980, 4064, 4572, 4776, 5080, 5715, 5760, 5970, 6096, 6368, 7164, 7620, 7960, 8128, 8955, 9144, 9552, 10160, 11430, 11520, 11940, 12192, 12736, 14328, 15240, 15920, 16256, 17910, 18288, 19104, 20320, 22860, 23880, 24384, 25273, 25472, 28656, 30480, 31840, 32512, 35820, 36576, 38208, 40640, 45720, 47760, 48768, 50546, 50944, 57312, 60960, 63680, 71640, 73152, 75819, 76416, 81280, 91440, 95520, 97536, 101092, 114624, 121920, 126365, 127360, 143280, 146304, 151638, 152832, 162560, 182880, 191040, 202184, 227457, 229248, 243840, 252730, 254720, 286560, 292608, 303276, 365760, 379095, 382080, 404368, 454914, 458496, 487680, 505460, 573120, 606552, 731520, 758190, 764160, 808736, 909828, 1010920, 1137285, 1146240, 1213104, 1463040, 1516380, 1617472, 1819656, 2021840, 2274570, 2292480, 2426208, 3032760, 3234944, 3639312, 4043680, 4549140, 4852416, 6065520, 6469888, 7278624, 8087360, 9098280, 9704832, 12131040, 14557248, 16174720, 18196560, 19409664, 24262080, 29114496, 32349440, 36393120, 48524160, 58228992, 72786240, 97048320, 145572480, 291144960]

約数ペア:

[(1, 291144960), (2, 145572480), (3, 97048320), (4, 72786240), (5, 58228992), (6, 48524160), (8, 36393120), (9, 32349440), (10, 29114496), (12, 24262080), (15, 19409664), (16, 18196560), (18, 16174720), (20, 14557248), (24, 12131040), (30, 9704832), (32, 9098280), (36, 8087360), (40, 7278624), (45, 6469888), (48, 6065520), (60, 4852416), (64, 4549140), (72, 4043680), (80, 3639312), (90, 3234944), (96, 3032760), (120, 2426208), (127, 2292480), (128, 2274570), (144, 2021840), (160, 1819656), (180, 1617472), (192, 1516380), (199, 1463040), (240, 1213104), (254, 1146240), (256, 1137285), (288, 1010920), (320, 909828), (360, 808736), (381, 764160), (384, 758190), (398, 731520), (480, 606552), (508, 573120), (576, 505460), (597, 487680), (635, 458496), (640, 454914), (720, 404368), (762, 382080), (768, 379095), (796, 365760), (960, 303276), (995, 292608), (1016, 286560), (1143, 254720), (1152, 252730), (1194, 243840), (1270, 229248), (1280, 227457), (1440, 202184), (1524, 191040), (1592, 182880), (1791, 162560), (1905, 152832), (1920, 151638), (1990, 146304), (2032, 143280), (2286, 127360), (2304, 126365), (2388, 121920), (2540, 114624), (2880, 101092), (2985, 97536), (3048, 95520), (3184, 91440), (3582, 81280), (3810, 76416), (3840, 75819), (3980, 73152), (4064, 71640), (4572, 63680), (4776, 60960), (5080, 57312), (5715, 50944), (5760, 50546), (5970, 48768), (6096, 47760), (6368, 45720), (7164, 40640), (7620, 38208), (7960, 36576), (8128, 35820), (8955, 32512), (9144, 31840), (9552, 30480), (10160, 28656), (11430, 25472), (11520, 25273), (11940, 24384), (12192, 23880), (12736, 22860), (14328, 20320), (15240, 19104), (15920, 18288), (16256, 17910)]