20570549760

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{8191}}^1$

素因数の和:8329

約数の個数: 240

約数和(自身を含む): 71903969280

約数和(自身を除く): 51333419520

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, 109, 120, 128, 144, 160, 180, 192, 218, 240, 256, 288, 320, 327, 360, 384, 436, 480, 512, 545, 576, 640, 654, 720, 768, 872, 960, 981, 1090, 1152, 1280, 1308, 1440, 1536, 1635, 1744, 1920, 1962, 2180, 2304, 2560, 2616, 2880, 3270, 3488, 3840, 3924, 4360, 4608, 4905, 5232, 5760, 6540, 6976, 7680, 7848, 8191, 8720, 9810, 10464, 11520, 13080, 13952, 15696, 16382, 17440, 19620, 20928, 23040, 24573, 26160, 27904, 31392, 32764, 34880, 39240, 40955, 41856, 49146, 52320, 55808, 62784, 65528, 69760, 73719, 78480, 81910, 83712, 98292, 104640, 122865, 125568, 131056, 139520, 147438, 156960, 163820, 167424, 196584, 209280, 245730, 251136, 262112, 279040, 294876, 313920, 327640, 368595, 393168, 418560, 491460, 502272, 524224, 589752, 627840, 655280, 737190, 786336, 837120, 892819, 982920, 1048448, 1179504, 1255680, 1310560, 1474380, 1572672, 1785638, 1965840, 2096896, 2359008, 2511360, 2621120, 2678457, 2948760, 3145344, 3571276, 3931680, 4193792, 4464095, 4718016, 5242240, 5356914, 5897520, 6290688, 7142552, 7863360, 8035371, 8928190, 9436032, 10484480, 10713828, 11795040, 12581376, 13392285, 14285104, 15726720, 16070742, 17856380, 18872064, 20968960, 21427656, 23590080, 26784570, 28570208, 31453440, 32141484, 35712760, 37744128, 40176855, 42855312, 47180160, 53569140, 57140416, 62906880, 64282968, 71425520, 80353710, 85710624, 94360320, 107138280, 114280832, 128565936, 142851040, 160707420, 171421248, 188720640, 214276560, 228561664, 257131872, 285702080, 321414840, 342842496, 428553120, 457123328, 514263744, 571404160, 642829680, 685684992, 857106240, 1028527488, 1142808320, 1285659360, 1371369984, 1714212480, 2057054976, 2285616640, 2571318720, 3428424960, 4114109952, 5142637440, 6856849920, 10285274880, 20570549760]

約数ペア:

[(1, 20570549760), (2, 10285274880), (3, 6856849920), (4, 5142637440), (5, 4114109952), (6, 3428424960), (8, 2571318720), (9, 2285616640), (10, 2057054976), (12, 1714212480), (15, 1371369984), (16, 1285659360), (18, 1142808320), (20, 1028527488), (24, 857106240), (30, 685684992), (32, 642829680), (36, 571404160), (40, 514263744), (45, 457123328), (48, 428553120), (60, 342842496), (64, 321414840), (72, 285702080), (80, 257131872), (90, 228561664), (96, 214276560), (109, 188720640), (120, 171421248), (128, 160707420), (144, 142851040), (160, 128565936), (180, 114280832), (192, 107138280), (218, 94360320), (240, 85710624), (256, 80353710), (288, 71425520), (320, 64282968), (327, 62906880), (360, 57140416), (384, 53569140), (436, 47180160), (480, 42855312), (512, 40176855), (545, 37744128), (576, 35712760), (640, 32141484), (654, 31453440), (720, 28570208), (768, 26784570), (872, 23590080), (960, 21427656), (981, 20968960), (1090, 18872064), (1152, 17856380), (1280, 16070742), (1308, 15726720), (1440, 14285104), (1536, 13392285), (1635, 12581376), (1744, 11795040), (1920, 10713828), (1962, 10484480), (2180, 9436032), (2304, 8928190), (2560, 8035371), (2616, 7863360), (2880, 7142552), (3270, 6290688), (3488, 5897520), (3840, 5356914), (3924, 5242240), (4360, 4718016), (4608, 4464095), (4905, 4193792), (5232, 3931680), (5760, 3571276), (6540, 3145344), (6976, 2948760), (7680, 2678457), (7848, 2621120), (8191, 2511360), (8720, 2359008), (9810, 2096896), (10464, 1965840), (11520, 1785638), (13080, 1572672), (13952, 1474380), (15696, 1310560), (16382, 1255680), (17440, 1179504), (19620, 1048448), (20928, 982920), (23040, 892819), (24573, 837120), (26160, 786336), (27904, 737190), (31392, 655280), (32764, 627840), (34880, 589752), (39240, 524224), (40955, 502272), (41856, 491460), (49146, 418560), (52320, 393168), (55808, 368595), (62784, 327640), (65528, 313920), (69760, 294876), (73719, 279040), (78480, 262112), (81910, 251136), (83712, 245730), (98292, 209280), (104640, 196584), (122865, 167424), (125568, 163820), (131056, 156960), (139520, 147438)]