394498720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:156

約数の個数: 288

約数和(自身を含む): 1216228608

約数和(自身を除く): 821729888

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 41, 44, 55, 56, 70, 71, 77, 80, 82, 88, 110, 112, 121, 140, 142, 154, 160, 164, 176, 205, 220, 224, 242, 280, 284, 287, 308, 328, 352, 355, 385, 410, 440, 451, 484, 497, 560, 568, 574, 605, 616, 656, 710, 770, 781, 820, 847, 880, 902, 968, 994, 1120, 1136, 1148, 1210, 1232, 1312, 1420, 1435, 1540, 1562, 1640, 1694, 1760, 1804, 1936, 1988, 2255, 2272, 2296, 2420, 2464, 2485, 2840, 2870, 2911, 3080, 3124, 3157, 3280, 3388, 3608, 3872, 3905, 3976, 4235, 4510, 4592, 4840, 4961, 4970, 5467, 5680, 5740, 5822, 6160, 6248, 6314, 6560, 6776, 7216, 7810, 7952, 8470, 8591, 9020, 9184, 9680, 9922, 9940, 10934, 11360, 11480, 11644, 12320, 12496, 12628, 13552, 14432, 14555, 15620, 15785, 15904, 16940, 17182, 18040, 19360, 19844, 19880, 20377, 21868, 22960, 23288, 24805, 24992, 25256, 27104, 27335, 29110, 31240, 31570, 32021, 33880, 34364, 34727, 36080, 39688, 39760, 40754, 42955, 43736, 45920, 46576, 49610, 50512, 54670, 58220, 60137, 62480, 63140, 64042, 67760, 68728, 69454, 72160, 79376, 79520, 81508, 85910, 87472, 93152, 99220, 101024, 101885, 109340, 116440, 120274, 124960, 126280, 128084, 135520, 137456, 138908, 158752, 160105, 163016, 171820, 173635, 174944, 198440, 203770, 218680, 224147, 232880, 240548, 252560, 256168, 274912, 277816, 300685, 320210, 326032, 343640, 347270, 352231, 396880, 407540, 437360, 448294, 465760, 481096, 505120, 512336, 555632, 601370, 640420, 652064, 687280, 694540, 704462, 793760, 815080, 874720, 896588, 962192, 1024672, 1111264, 1120735, 1202740, 1280840, 1374560, 1389080, 1408924, 1630160, 1761155, 1793176, 1924384, 2241470, 2405480, 2465617, 2561680, 2778160, 2817848, 3260320, 3522310, 3586352, 4482940, 4810960, 4931234, 5123360, 5556320, 5635696, 7044620, 7172704, 8965880, 9621920, 9862468, 11271392, 12328085, 14089240, 17931760, 19724936, 24656170, 28178480, 35863520, 39449872, 49312340, 56356960, 78899744, 98624680, 197249360, 394498720]

約数ペア:

[(1, 394498720), (2, 197249360), (4, 98624680), (5, 78899744), (7, 56356960), (8, 49312340), (10, 39449872), (11, 35863520), (14, 28178480), (16, 24656170), (20, 19724936), (22, 17931760), (28, 14089240), (32, 12328085), (35, 11271392), (40, 9862468), (41, 9621920), (44, 8965880), (55, 7172704), (56, 7044620), (70, 5635696), (71, 5556320), (77, 5123360), (80, 4931234), (82, 4810960), (88, 4482940), (110, 3586352), (112, 3522310), (121, 3260320), (140, 2817848), (142, 2778160), (154, 2561680), (160, 2465617), (164, 2405480), (176, 2241470), (205, 1924384), (220, 1793176), (224, 1761155), (242, 1630160), (280, 1408924), (284, 1389080), (287, 1374560), (308, 1280840), (328, 1202740), (352, 1120735), (355, 1111264), (385, 1024672), (410, 962192), (440, 896588), (451, 874720), (484, 815080), (497, 793760), (560, 704462), (568, 694540), (574, 687280), (605, 652064), (616, 640420), (656, 601370), (710, 555632), (770, 512336), (781, 505120), (820, 481096), (847, 465760), (880, 448294), (902, 437360), (968, 407540), (994, 396880), (1120, 352231), (1136, 347270), (1148, 343640), (1210, 326032), (1232, 320210), (1312, 300685), (1420, 277816), (1435, 274912), (1540, 256168), (1562, 252560), (1640, 240548), (1694, 232880), (1760, 224147), (1804, 218680), (1936, 203770), (1988, 198440), (2255, 174944), (2272, 173635), (2296, 171820), (2420, 163016), (2464, 160105), (2485, 158752), (2840, 138908), (2870, 137456), (2911, 135520), (3080, 128084), (3124, 126280), (3157, 124960), (3280, 120274), (3388, 116440), (3608, 109340), (3872, 101885), (3905, 101024), (3976, 99220), (4235, 93152), (4510, 87472), (4592, 85910), (4840, 81508), (4961, 79520), (4970, 79376), (5467, 72160), (5680, 69454), (5740, 68728), (5822, 67760), (6160, 64042), (6248, 63140), (6314, 62480), (6560, 60137), (6776, 58220), (7216, 54670), (7810, 50512), (7952, 49610), (8470, 46576), (8591, 45920), (9020, 43736), (9184, 42955), (9680, 40754), (9922, 39760), (9940, 39688), (10934, 36080), (11360, 34727), (11480, 34364), (11644, 33880), (12320, 32021), (12496, 31570), (12628, 31240), (13552, 29110), (14432, 27335), (14555, 27104), (15620, 25256), (15785, 24992), (15904, 24805), (16940, 23288), (17182, 22960), (18040, 21868), (19360, 20377), (19844, 19880)]