161508480

素因数分解:

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

素因数の和:287

約数の個数: 256

約数和(自身を含む): 601032960

約数和(自身を除く): 439524480

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, 128, 140, 160, 168, 183, 192, 197, 210, 224, 240, 244, 280, 305, 320, 336, 366, 384, 394, 420, 427, 448, 480, 488, 560, 591, 610, 640, 672, 732, 788, 840, 854, 896, 915, 960, 976, 985, 1120, 1182, 1220, 1281, 1344, 1379, 1464, 1576, 1680, 1708, 1830, 1920, 1952, 1970, 2135, 2240, 2364, 2440, 2562, 2688, 2758, 2928, 2955, 3152, 3360, 3416, 3660, 3904, 3940, 4137, 4270, 4480, 4728, 4880, 5124, 5516, 5856, 5910, 6304, 6405, 6720, 6832, 6895, 7320, 7808, 7880, 8274, 8540, 9456, 9760, 10248, 11032, 11712, 11820, 12017, 12608, 12810, 13440, 13664, 13790, 14640, 15760, 16548, 17080, 18912, 19520, 20496, 20685, 22064, 23424, 23640, 24034, 25216, 25620, 27328, 27580, 29280, 31520, 33096, 34160, 36051, 37824, 39040, 40992, 41370, 44128, 47280, 48068, 51240, 54656, 55160, 58560, 60085, 63040, 66192, 68320, 72102, 75648, 81984, 82740, 84119, 88256, 94560, 96136, 102480, 110320, 117120, 120170, 126080, 132384, 136640, 144204, 163968, 165480, 168238, 176512, 180255, 189120, 192272, 204960, 220640, 240340, 252357, 264768, 273280, 288408, 330960, 336476, 360510, 378240, 384544, 409920, 420595, 441280, 480680, 504714, 529536, 576816, 661920, 672952, 721020, 769088, 819840, 841190, 882560, 961360, 1009428, 1153632, 1261785, 1323840, 1345904, 1442040, 1538176, 1682380, 1922720, 2018856, 2307264, 2523570, 2647680, 2691808, 2884080, 3364760, 3845440, 4037712, 4614528, 5047140, 5383616, 5768160, 6729520, 7690880, 8075424, 10094280, 10767232, 11536320, 13459040, 16150848, 20188560, 23072640, 26918080, 32301696, 40377120, 53836160, 80754240, 161508480]

約数ペア:

[(1, 161508480), (2, 80754240), (3, 53836160), (4, 40377120), (5, 32301696), (6, 26918080), (7, 23072640), (8, 20188560), (10, 16150848), (12, 13459040), (14, 11536320), (15, 10767232), (16, 10094280), (20, 8075424), (21, 7690880), (24, 6729520), (28, 5768160), (30, 5383616), (32, 5047140), (35, 4614528), (40, 4037712), (42, 3845440), (48, 3364760), (56, 2884080), (60, 2691808), (61, 2647680), (64, 2523570), (70, 2307264), (80, 2018856), (84, 1922720), (96, 1682380), (105, 1538176), (112, 1442040), (120, 1345904), (122, 1323840), (128, 1261785), (140, 1153632), (160, 1009428), (168, 961360), (183, 882560), (192, 841190), (197, 819840), (210, 769088), (224, 721020), (240, 672952), (244, 661920), (280, 576816), (305, 529536), (320, 504714), (336, 480680), (366, 441280), (384, 420595), (394, 409920), (420, 384544), (427, 378240), (448, 360510), (480, 336476), (488, 330960), (560, 288408), (591, 273280), (610, 264768), (640, 252357), (672, 240340), (732, 220640), (788, 204960), (840, 192272), (854, 189120), (896, 180255), (915, 176512), (960, 168238), (976, 165480), (985, 163968), (1120, 144204), (1182, 136640), (1220, 132384), (1281, 126080), (1344, 120170), (1379, 117120), (1464, 110320), (1576, 102480), (1680, 96136), (1708, 94560), (1830, 88256), (1920, 84119), (1952, 82740), (1970, 81984), (2135, 75648), (2240, 72102), (2364, 68320), (2440, 66192), (2562, 63040), (2688, 60085), (2758, 58560), (2928, 55160), (2955, 54656), (3152, 51240), (3360, 48068), (3416, 47280), (3660, 44128), (3904, 41370), (3940, 40992), (4137, 39040), (4270, 37824), (4480, 36051), (4728, 34160), (4880, 33096), (5124, 31520), (5516, 29280), (5856, 27580), (5910, 27328), (6304, 25620), (6405, 25216), (6720, 24034), (6832, 23640), (6895, 23424), (7320, 22064), (7808, 20685), (7880, 20496), (8274, 19520), (8540, 18912), (9456, 17080), (9760, 16548), (10248, 15760), (11032, 14640), (11712, 13790), (11820, 13664), (12017, 13440), (12608, 12810)]