80754240

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{197}}^1$

素因数の和:285

約数の個数: 224

約数和(自身を含む): 299337984

約数和(自身を除く): 218583744

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 61, 64, 70, 80, 84, 96, 105, 112, 120, 122, 140, 160, 168, 183, 192, 197, 210, 224, 240, 244, 280, 305, 320, 336, 366, 394, 420, 427, 448, 480, 488, 560, 591, 610, 672, 732, 788, 840, 854, 915, 960, 976, 985, 1120, 1182, 1220, 1281, 1344, 1379, 1464, 1576, 1680, 1708, 1830, 1952, 1970, 2135, 2240, 2364, 2440, 2562, 2758, 2928, 2955, 3152, 3360, 3416, 3660, 3904, 3940, 4137, 4270, 4728, 4880, 5124, 5516, 5856, 5910, 6304, 6405, 6720, 6832, 6895, 7320, 7880, 8274, 8540, 9456, 9760, 10248, 11032, 11712, 11820, 12017, 12608, 12810, 13664, 13790, 14640, 15760, 16548, 17080, 18912, 19520, 20496, 20685, 22064, 23640, 24034, 25620, 27328, 27580, 29280, 31520, 33096, 34160, 36051, 37824, 40992, 41370, 44128, 47280, 48068, 51240, 55160, 58560, 60085, 63040, 66192, 68320, 72102, 81984, 82740, 84119, 88256, 94560, 96136, 102480, 110320, 120170, 132384, 136640, 144204, 165480, 168238, 180255, 189120, 192272, 204960, 220640, 240340, 252357, 264768, 288408, 330960, 336476, 360510, 384544, 409920, 420595, 441280, 480680, 504714, 576816, 661920, 672952, 721020, 769088, 841190, 961360, 1009428, 1153632, 1261785, 1323840, 1345904, 1442040, 1682380, 1922720, 2018856, 2307264, 2523570, 2691808, 2884080, 3364760, 3845440, 4037712, 5047140, 5383616, 5768160, 6729520, 8075424, 10094280, 11536320, 13459040, 16150848, 20188560, 26918080, 40377120, 80754240]

約数ペア:

[(1, 80754240), (2, 40377120), (3, 26918080), (4, 20188560), (5, 16150848), (6, 13459040), (7, 11536320), (8, 10094280), (10, 8075424), (12, 6729520), (14, 5768160), (15, 5383616), (16, 5047140), (20, 4037712), (21, 3845440), (24, 3364760), (28, 2884080), (30, 2691808), (32, 2523570), (35, 2307264), (40, 2018856), (42, 1922720), (48, 1682380), (56, 1442040), (60, 1345904), (61, 1323840), (64, 1261785), (70, 1153632), (80, 1009428), (84, 961360), (96, 841190), (105, 769088), (112, 721020), (120, 672952), (122, 661920), (140, 576816), (160, 504714), (168, 480680), (183, 441280), (192, 420595), (197, 409920), (210, 384544), (224, 360510), (240, 336476), (244, 330960), (280, 288408), (305, 264768), (320, 252357), (336, 240340), (366, 220640), (394, 204960), (420, 192272), (427, 189120), (448, 180255), (480, 168238), (488, 165480), (560, 144204), (591, 136640), (610, 132384), (672, 120170), (732, 110320), (788, 102480), (840, 96136), (854, 94560), (915, 88256), (960, 84119), (976, 82740), (985, 81984), (1120, 72102), (1182, 68320), (1220, 66192), (1281, 63040), (1344, 60085), (1379, 58560), (1464, 55160), (1576, 51240), (1680, 48068), (1708, 47280), (1830, 44128), (1952, 41370), (1970, 40992), (2135, 37824), (2240, 36051), (2364, 34160), (2440, 33096), (2562, 31520), (2758, 29280), (2928, 27580), (2955, 27328), (3152, 25620), (3360, 24034), (3416, 23640), (3660, 22064), (3904, 20685), (3940, 20496), (4137, 19520), (4270, 18912), (4728, 17080), (4880, 16548), (5124, 15760), (5516, 14640), (5856, 13790), (5910, 13664), (6304, 12810), (6405, 12608), (6720, 12017), (6832, 11820), (6895, 11712), (7320, 11032), (7880, 10248), (8274, 9760), (8540, 9456)]