161293440

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1091}}^1$

素因数の和:1131

約数の個数: 256

約数和(自身を含む): 641571840

約数和(自身を除く): 480278400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 32, 33, 35, 40, 42, 44, 48, 55, 56, 60, 64, 66, 70, 77, 80, 84, 88, 96, 105, 110, 112, 120, 128, 132, 140, 154, 160, 165, 168, 176, 192, 210, 220, 224, 231, 240, 264, 280, 308, 320, 330, 336, 352, 384, 385, 420, 440, 448, 462, 480, 528, 560, 616, 640, 660, 672, 704, 770, 840, 880, 896, 924, 960, 1056, 1091, 1120, 1155, 1232, 1320, 1344, 1408, 1540, 1680, 1760, 1848, 1920, 2112, 2182, 2240, 2310, 2464, 2640, 2688, 3080, 3273, 3360, 3520, 3696, 4224, 4364, 4480, 4620, 4928, 5280, 5455, 6160, 6546, 6720, 7040, 7392, 7637, 8728, 9240, 9856, 10560, 10910, 12001, 12320, 13092, 13440, 14784, 15274, 16365, 17456, 18480, 21120, 21820, 22911, 24002, 24640, 26184, 29568, 30548, 32730, 34912, 36003, 36960, 38185, 43640, 45822, 48004, 49280, 52368, 60005, 61096, 65460, 69824, 72006, 73920, 76370, 84007, 87280, 91644, 96008, 104736, 114555, 120010, 122192, 130920, 139648, 144012, 147840, 152740, 168014, 174560, 180015, 183288, 192016, 209472, 229110, 240020, 244384, 252021, 261840, 288024, 305480, 336028, 349120, 360030, 366576, 384032, 418944, 420035, 458220, 480040, 488768, 504042, 523680, 576048, 610960, 672056, 698240, 720060, 733152, 768064, 840070, 916440, 960080, 977536, 1008084, 1047360, 1152096, 1221920, 1260105, 1344112, 1440120, 1466304, 1536128, 1680140, 1832880, 1920160, 2016168, 2094720, 2304192, 2443840, 2520210, 2688224, 2880240, 2932608, 3360280, 3665760, 3840320, 4032336, 4608384, 4887680, 5040420, 5376448, 5760480, 6720560, 7331520, 7680640, 8064672, 10080840, 10752896, 11520960, 13441120, 14663040, 16129344, 20161680, 23041920, 26882240, 32258688, 40323360, 53764480, 80646720, 161293440]

約数ペア:

[(1, 161293440), (2, 80646720), (3, 53764480), (4, 40323360), (5, 32258688), (6, 26882240), (7, 23041920), (8, 20161680), (10, 16129344), (11, 14663040), (12, 13441120), (14, 11520960), (15, 10752896), (16, 10080840), (20, 8064672), (21, 7680640), (22, 7331520), (24, 6720560), (28, 5760480), (30, 5376448), (32, 5040420), (33, 4887680), (35, 4608384), (40, 4032336), (42, 3840320), (44, 3665760), (48, 3360280), (55, 2932608), (56, 2880240), (60, 2688224), (64, 2520210), (66, 2443840), (70, 2304192), (77, 2094720), (80, 2016168), (84, 1920160), (88, 1832880), (96, 1680140), (105, 1536128), (110, 1466304), (112, 1440120), (120, 1344112), (128, 1260105), (132, 1221920), (140, 1152096), (154, 1047360), (160, 1008084), (165, 977536), (168, 960080), (176, 916440), (192, 840070), (210, 768064), (220, 733152), (224, 720060), (231, 698240), (240, 672056), (264, 610960), (280, 576048), (308, 523680), (320, 504042), (330, 488768), (336, 480040), (352, 458220), (384, 420035), (385, 418944), (420, 384032), (440, 366576), (448, 360030), (462, 349120), (480, 336028), (528, 305480), (560, 288024), (616, 261840), (640, 252021), (660, 244384), (672, 240020), (704, 229110), (770, 209472), (840, 192016), (880, 183288), (896, 180015), (924, 174560), (960, 168014), (1056, 152740), (1091, 147840), (1120, 144012), (1155, 139648), (1232, 130920), (1320, 122192), (1344, 120010), (1408, 114555), (1540, 104736), (1680, 96008), (1760, 91644), (1848, 87280), (1920, 84007), (2112, 76370), (2182, 73920), (2240, 72006), (2310, 69824), (2464, 65460), (2640, 61096), (2688, 60005), (3080, 52368), (3273, 49280), (3360, 48004), (3520, 45822), (3696, 43640), (4224, 38185), (4364, 36960), (4480, 36003), (4620, 34912), (4928, 32730), (5280, 30548), (5455, 29568), (6160, 26184), (6546, 24640), (6720, 24002), (7040, 22911), (7392, 21820), (7637, 21120), (8728, 18480), (9240, 17456), (9856, 16365), (10560, 15274), (10910, 14784), (12001, 13440), (12320, 13092)]