80075520

素因数分解:

$2^8\times 3^3\times 5^1\times 7^1\times {\mathrm{331}}^1$

素因数の和:368

約数の個数: 288

約数和(自身を含む): 325731840

約数和(自身を除く): 245656320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 128, 135, 140, 144, 160, 168, 180, 189, 192, 210, 216, 224, 240, 252, 256, 270, 280, 288, 315, 320, 331, 336, 360, 378, 384, 420, 432, 448, 480, 504, 540, 560, 576, 630, 640, 662, 672, 720, 756, 768, 840, 864, 896, 945, 960, 993, 1008, 1080, 1120, 1152, 1260, 1280, 1324, 1344, 1440, 1512, 1655, 1680, 1728, 1792, 1890, 1920, 1986, 2016, 2160, 2240, 2304, 2317, 2520, 2648, 2688, 2880, 2979, 3024, 3310, 3360, 3456, 3780, 3840, 3972, 4032, 4320, 4480, 4634, 4965, 5040, 5296, 5376, 5760, 5958, 6048, 6620, 6720, 6912, 6951, 7560, 7944, 8064, 8640, 8937, 8960, 9268, 9930, 10080, 10592, 11520, 11585, 11916, 12096, 13240, 13440, 13902, 14895, 15120, 15888, 16128, 17280, 17874, 18536, 19860, 20160, 20853, 21184, 23170, 23832, 24192, 26480, 26880, 27804, 29790, 30240, 31776, 34560, 34755, 35748, 37072, 39720, 40320, 41706, 42368, 44685, 46340, 47664, 48384, 52960, 55608, 59580, 60480, 62559, 63552, 69510, 71496, 74144, 79440, 80640, 83412, 84736, 89370, 92680, 95328, 104265, 105920, 111216, 119160, 120960, 125118, 127104, 139020, 142992, 148288, 158880, 166824, 178740, 185360, 190656, 208530, 211840, 222432, 238320, 241920, 250236, 254208, 278040, 285984, 296576, 312795, 317760, 333648, 357480, 370720, 381312, 417060, 423680, 444864, 476640, 500472, 556080, 571968, 593152, 625590, 635520, 667296, 714960, 741440, 762624, 834120, 889728, 953280, 1000944, 1112160, 1143936, 1251180, 1271040, 1334592, 1429920, 1482880, 1668240, 1779456, 1906560, 2001888, 2224320, 2287872, 2502360, 2669184, 2859840, 2965760, 3336480, 3813120, 4003776, 4448640, 5004720, 5338368, 5719680, 6672960, 8007552, 8897280, 10009440, 11439360, 13345920, 16015104, 20018880, 26691840, 40037760, 80075520]

約数ペア:

[(1, 80075520), (2, 40037760), (3, 26691840), (4, 20018880), (5, 16015104), (6, 13345920), (7, 11439360), (8, 10009440), (9, 8897280), (10, 8007552), (12, 6672960), (14, 5719680), (15, 5338368), (16, 5004720), (18, 4448640), (20, 4003776), (21, 3813120), (24, 3336480), (27, 2965760), (28, 2859840), (30, 2669184), (32, 2502360), (35, 2287872), (36, 2224320), (40, 2001888), (42, 1906560), (45, 1779456), (48, 1668240), (54, 1482880), (56, 1429920), (60, 1334592), (63, 1271040), (64, 1251180), (70, 1143936), (72, 1112160), (80, 1000944), (84, 953280), (90, 889728), (96, 834120), (105, 762624), (108, 741440), (112, 714960), (120, 667296), (126, 635520), (128, 625590), (135, 593152), (140, 571968), (144, 556080), (160, 500472), (168, 476640), (180, 444864), (189, 423680), (192, 417060), (210, 381312), (216, 370720), (224, 357480), (240, 333648), (252, 317760), (256, 312795), (270, 296576), (280, 285984), (288, 278040), (315, 254208), (320, 250236), (331, 241920), (336, 238320), (360, 222432), (378, 211840), (384, 208530), (420, 190656), (432, 185360), (448, 178740), (480, 166824), (504, 158880), (540, 148288), (560, 142992), (576, 139020), (630, 127104), (640, 125118), (662, 120960), (672, 119160), (720, 111216), (756, 105920), (768, 104265), (840, 95328), (864, 92680), (896, 89370), (945, 84736), (960, 83412), (993, 80640), (1008, 79440), (1080, 74144), (1120, 71496), (1152, 69510), (1260, 63552), (1280, 62559), (1324, 60480), (1344, 59580), (1440, 55608), (1512, 52960), (1655, 48384), (1680, 47664), (1728, 46340), (1792, 44685), (1890, 42368), (1920, 41706), (1986, 40320), (2016, 39720), (2160, 37072), (2240, 35748), (2304, 34755), (2317, 34560), (2520, 31776), (2648, 30240), (2688, 29790), (2880, 27804), (2979, 26880), (3024, 26480), (3310, 24192), (3360, 23832), (3456, 23170), (3780, 21184), (3840, 20853), (3972, 20160), (4032, 19860), (4320, 18536), (4480, 17874), (4634, 17280), (4965, 16128), (5040, 15888), (5296, 15120), (5376, 14895), (5760, 13902), (5958, 13440), (6048, 13240), (6620, 12096), (6720, 11916), (6912, 11585), (6951, 11520), (7560, 10592), (7944, 10080), (8064, 9930), (8640, 9268), (8937, 8960)]