1405981440

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{127}}^1$

素因数の和:216

約数の個数: 324

約数和(自身を含む): 5066111232

約数和(自身を除く): 3660129792

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 64, 72, 80, 90, 93, 96, 120, 124, 127, 128, 144, 155, 160, 180, 186, 192, 240, 248, 254, 256, 279, 288, 310, 320, 360, 372, 381, 384, 465, 480, 496, 508, 558, 576, 620, 635, 640, 720, 744, 762, 768, 930, 960, 961, 992, 1016, 1116, 1143, 1152, 1240, 1270, 1280, 1395, 1440, 1488, 1524, 1860, 1905, 1920, 1922, 1984, 2032, 2232, 2286, 2304, 2480, 2540, 2790, 2880, 2883, 2976, 3048, 3720, 3810, 3840, 3844, 3937, 3968, 4064, 4464, 4572, 4805, 4960, 5080, 5580, 5715, 5760, 5766, 5952, 6096, 7440, 7620, 7688, 7874, 7936, 8128, 8649, 8928, 9144, 9610, 9920, 10160, 11160, 11430, 11520, 11532, 11811, 11904, 12192, 14415, 14880, 15240, 15376, 15748, 16256, 17298, 17856, 18288, 19220, 19685, 19840, 20320, 22320, 22860, 23064, 23622, 23808, 24384, 28830, 29760, 30480, 30752, 31496, 32512, 34596, 35433, 35712, 36576, 38440, 39370, 39680, 40640, 43245, 44640, 45720, 46128, 47244, 48768, 57660, 59055, 59520, 60960, 61504, 62992, 69192, 70866, 71424, 73152, 76880, 78740, 81280, 86490, 89280, 91440, 92256, 94488, 97536, 115320, 118110, 119040, 121920, 122047, 123008, 125984, 138384, 141732, 146304, 153760, 157480, 162560, 172980, 177165, 178560, 182880, 184512, 188976, 230640, 236220, 243840, 244094, 246016, 251968, 276768, 283464, 292608, 307520, 314960, 345960, 354330, 357120, 365760, 366141, 369024, 377952, 461280, 472440, 487680, 488188, 503936, 553536, 566928, 610235, 615040, 629920, 691920, 708660, 731520, 732282, 738048, 755904, 922560, 944880, 976376, 1007872, 1098423, 1107072, 1133856, 1220470, 1230080, 1259840, 1383840, 1417320, 1463040, 1464564, 1511808, 1830705, 1845120, 1889760, 1952752, 2196846, 2214144, 2267712, 2440940, 2519680, 2767680, 2834640, 2929128, 3023616, 3661410, 3690240, 3779520, 3905504, 4393692, 4535424, 4881880, 5039360, 5492115, 5535360, 5669280, 5858256, 7322820, 7559040, 7811008, 8787384, 9070848, 9763760, 10984230, 11070720, 11338560, 11716512, 14645640, 15118080, 15622016, 17574768, 19527520, 21968460, 22677120, 23433024, 29291280, 31244032, 35149536, 39055040, 43936920, 45354240, 46866048, 58582560, 70299072, 78110080, 87873840, 93732096, 117165120, 140598144, 156220160, 175747680, 234330240, 281196288, 351495360, 468660480, 702990720, 1405981440]

約数ペア:

[(1, 1405981440), (2, 702990720), (3, 468660480), (4, 351495360), (5, 281196288), (6, 234330240), (8, 175747680), (9, 156220160), (10, 140598144), (12, 117165120), (15, 93732096), (16, 87873840), (18, 78110080), (20, 70299072), (24, 58582560), (30, 46866048), (31, 45354240), (32, 43936920), (36, 39055040), (40, 35149536), (45, 31244032), (48, 29291280), (60, 23433024), (62, 22677120), (64, 21968460), (72, 19527520), (80, 17574768), (90, 15622016), (93, 15118080), (96, 14645640), (120, 11716512), (124, 11338560), (127, 11070720), (128, 10984230), (144, 9763760), (155, 9070848), (160, 8787384), (180, 7811008), (186, 7559040), (192, 7322820), (240, 5858256), (248, 5669280), (254, 5535360), (256, 5492115), (279, 5039360), (288, 4881880), (310, 4535424), (320, 4393692), (360, 3905504), (372, 3779520), (381, 3690240), (384, 3661410), (465, 3023616), (480, 2929128), (496, 2834640), (508, 2767680), (558, 2519680), (576, 2440940), (620, 2267712), (635, 2214144), (640, 2196846), (720, 1952752), (744, 1889760), (762, 1845120), (768, 1830705), (930, 1511808), (960, 1464564), (961, 1463040), (992, 1417320), (1016, 1383840), (1116, 1259840), (1143, 1230080), (1152, 1220470), (1240, 1133856), (1270, 1107072), (1280, 1098423), (1395, 1007872), (1440, 976376), (1488, 944880), (1524, 922560), (1860, 755904), (1905, 738048), (1920, 732282), (1922, 731520), (1984, 708660), (2032, 691920), (2232, 629920), (2286, 615040), (2304, 610235), (2480, 566928), (2540, 553536), (2790, 503936), (2880, 488188), (2883, 487680), (2976, 472440), (3048, 461280), (3720, 377952), (3810, 369024), (3840, 366141), (3844, 365760), (3937, 357120), (3968, 354330), (4064, 345960), (4464, 314960), (4572, 307520), (4805, 292608), (4960, 283464), (5080, 276768), (5580, 251968), (5715, 246016), (5760, 244094), (5766, 243840), (5952, 236220), (6096, 230640), (7440, 188976), (7620, 184512), (7688, 182880), (7874, 178560), (7936, 177165), (8128, 172980), (8649, 162560), (8928, 157480), (9144, 153760), (9610, 146304), (9920, 141732), (10160, 138384), (11160, 125984), (11430, 123008), (11520, 122047), (11532, 121920), (11811, 119040), (11904, 118110), (12192, 115320), (14415, 97536), (14880, 94488), (15240, 92256), (15376, 91440), (15748, 89280), (16256, 86490), (17298, 81280), (17856, 78740), (18288, 76880), (19220, 73152), (19685, 71424), (19840, 70866), (20320, 69192), (22320, 62992), (22860, 61504), (23064, 60960), (23622, 59520), (23808, 59055), (24384, 57660), (28830, 48768), (29760, 47244), (30480, 46128), (30752, 45720), (31496, 44640), (32512, 43245), (34596, 40640), (35433, 39680), (35712, 39370), (36576, 38440)]