1721496960

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{311}}^1$

素因数の和:398

約数の個数: 288

約数和(自身を含む): 6162240240

約数和(自身を除く): 4440743280

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, 128, 144, 155, 160, 180, 186, 192, 240, 248, 279, 288, 310, 311, 320, 360, 372, 384, 465, 480, 496, 558, 576, 620, 622, 640, 720, 744, 930, 933, 960, 961, 992, 1116, 1152, 1240, 1244, 1395, 1440, 1488, 1555, 1860, 1866, 1920, 1922, 1984, 2232, 2480, 2488, 2790, 2799, 2880, 2883, 2976, 3110, 3720, 3732, 3844, 3968, 4464, 4665, 4805, 4960, 4976, 5580, 5598, 5760, 5766, 5952, 6220, 7440, 7464, 7688, 8649, 8928, 9330, 9610, 9641, 9920, 9952, 11160, 11196, 11532, 11904, 12440, 13995, 14415, 14880, 14928, 15376, 17298, 17856, 18660, 19220, 19282, 19840, 19904, 22320, 22392, 23064, 24880, 27990, 28830, 28923, 29760, 29856, 30752, 34596, 35712, 37320, 38440, 38564, 39808, 43245, 44640, 44784, 46128, 48205, 49760, 55980, 57660, 57846, 59520, 59712, 61504, 69192, 74640, 76880, 77128, 86490, 86769, 89280, 89568, 92256, 96410, 99520, 111960, 115320, 115692, 119424, 123008, 138384, 144615, 149280, 153760, 154256, 172980, 173538, 178560, 179136, 184512, 192820, 199040, 223920, 230640, 231384, 276768, 289230, 298560, 298871, 307520, 308512, 345960, 347076, 358272, 369024, 385640, 433845, 447840, 461280, 462768, 553536, 578460, 597120, 597742, 615040, 617024, 691920, 694152, 771280, 867690, 895680, 896613, 922560, 925536, 1107072, 1156920, 1195484, 1234048, 1383840, 1388304, 1494355, 1542560, 1735380, 1791360, 1793226, 1845120, 1851072, 2313840, 2390968, 2689839, 2767680, 2776608, 2988710, 3085120, 3470760, 3586452, 3702144, 4483065, 4627680, 4781936, 5379678, 5535360, 5553216, 5977420, 6170240, 6941520, 7172904, 8966130, 9255360, 9563872, 10759356, 11106432, 11954840, 13449195, 13883040, 14345808, 17932260, 18510720, 19127744, 21518712, 23909680, 26898390, 27766080, 28691616, 35864520, 38255488, 43037424, 47819360, 53796780, 55532160, 57383232, 71729040, 86074848, 95638720, 107593560, 114766464, 143458080, 172149696, 191277440, 215187120, 286916160, 344299392, 430374240, 573832320, 860748480, 1721496960]

約数ペア:

[(1, 1721496960), (2, 860748480), (3, 573832320), (4, 430374240), (5, 344299392), (6, 286916160), (8, 215187120), (9, 191277440), (10, 172149696), (12, 143458080), (15, 114766464), (16, 107593560), (18, 95638720), (20, 86074848), (24, 71729040), (30, 57383232), (31, 55532160), (32, 53796780), (36, 47819360), (40, 43037424), (45, 38255488), (48, 35864520), (60, 28691616), (62, 27766080), (64, 26898390), (72, 23909680), (80, 21518712), (90, 19127744), (93, 18510720), (96, 17932260), (120, 14345808), (124, 13883040), (128, 13449195), (144, 11954840), (155, 11106432), (160, 10759356), (180, 9563872), (186, 9255360), (192, 8966130), (240, 7172904), (248, 6941520), (279, 6170240), (288, 5977420), (310, 5553216), (311, 5535360), (320, 5379678), (360, 4781936), (372, 4627680), (384, 4483065), (465, 3702144), (480, 3586452), (496, 3470760), (558, 3085120), (576, 2988710), (620, 2776608), (622, 2767680), (640, 2689839), (720, 2390968), (744, 2313840), (930, 1851072), (933, 1845120), (960, 1793226), (961, 1791360), (992, 1735380), (1116, 1542560), (1152, 1494355), (1240, 1388304), (1244, 1383840), (1395, 1234048), (1440, 1195484), (1488, 1156920), (1555, 1107072), (1860, 925536), (1866, 922560), (1920, 896613), (1922, 895680), (1984, 867690), (2232, 771280), (2480, 694152), (2488, 691920), (2790, 617024), (2799, 615040), (2880, 597742), (2883, 597120), (2976, 578460), (3110, 553536), (3720, 462768), (3732, 461280), (3844, 447840), (3968, 433845), (4464, 385640), (4665, 369024), (4805, 358272), (4960, 347076), (4976, 345960), (5580, 308512), (5598, 307520), (5760, 298871), (5766, 298560), (5952, 289230), (6220, 276768), (7440, 231384), (7464, 230640), (7688, 223920), (8649, 199040), (8928, 192820), (9330, 184512), (9610, 179136), (9641, 178560), (9920, 173538), (9952, 172980), (11160, 154256), (11196, 153760), (11532, 149280), (11904, 144615), (12440, 138384), (13995, 123008), (14415, 119424), (14880, 115692), (14928, 115320), (15376, 111960), (17298, 99520), (17856, 96410), (18660, 92256), (19220, 89568), (19282, 89280), (19840, 86769), (19904, 86490), (22320, 77128), (22392, 76880), (23064, 74640), (24880, 69192), (27990, 61504), (28830, 59712), (28923, 59520), (29760, 57846), (29856, 57660), (30752, 55980), (34596, 49760), (35712, 48205), (37320, 46128), (38440, 44784), (38564, 44640), (39808, 43245)]