2657774280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{16061}}^1$

素因数の和:16279

約数の個数: 128

約数和(自身を含む): 9159194880

約数和(自身を除く): 6501420600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 197, 210, 280, 394, 420, 591, 788, 840, 985, 1182, 1379, 1576, 1970, 2364, 2758, 2955, 3940, 4137, 4728, 5516, 5910, 6895, 7880, 8274, 11032, 11820, 13790, 16061, 16548, 20685, 23640, 27580, 32122, 33096, 41370, 48183, 55160, 64244, 80305, 82740, 96366, 112427, 128488, 160610, 165480, 192732, 224854, 240915, 321220, 337281, 385464, 449708, 481830, 562135, 642440, 674562, 899416, 963660, 1124270, 1349124, 1686405, 1927320, 2248540, 2698248, 3164017, 3372810, 4497080, 6328034, 6745620, 9492051, 12656068, 13491240, 15820085, 18984102, 22148119, 25312136, 31640170, 37968204, 44296238, 47460255, 63280340, 66444357, 75936408, 88592476, 94920510, 110740595, 126560680, 132888714, 177184952, 189841020, 221481190, 265777428, 332221785, 379682040, 442962380, 531554856, 664443570, 885924760, 1328887140, 2657774280]

約数ペア:

[(1, 2657774280), (2, 1328887140), (3, 885924760), (4, 664443570), (5, 531554856), (6, 442962380), (7, 379682040), (8, 332221785), (10, 265777428), (12, 221481190), (14, 189841020), (15, 177184952), (20, 132888714), (21, 126560680), (24, 110740595), (28, 94920510), (30, 88592476), (35, 75936408), (40, 66444357), (42, 63280340), (56, 47460255), (60, 44296238), (70, 37968204), (84, 31640170), (105, 25312136), (120, 22148119), (140, 18984102), (168, 15820085), (197, 13491240), (210, 12656068), (280, 9492051), (394, 6745620), (420, 6328034), (591, 4497080), (788, 3372810), (840, 3164017), (985, 2698248), (1182, 2248540), (1379, 1927320), (1576, 1686405), (1970, 1349124), (2364, 1124270), (2758, 963660), (2955, 899416), (3940, 674562), (4137, 642440), (4728, 562135), (5516, 481830), (5910, 449708), (6895, 385464), (7880, 337281), (8274, 321220), (11032, 240915), (11820, 224854), (13790, 192732), (16061, 165480), (16548, 160610), (20685, 128488), (23640, 112427), (27580, 96366), (32122, 82740), (33096, 80305), (41370, 64244), (48183, 55160)]