20811802560

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{24061}}^1$

素因数の和:24151

約数の個数: 224

約数和(自身を含む): 71287428672

約数和(自身を除く): 50475626112

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 53, 60, 64, 68, 80, 85, 96, 102, 106, 120, 136, 159, 160, 170, 192, 204, 212, 240, 255, 265, 272, 318, 320, 340, 408, 424, 480, 510, 530, 544, 636, 680, 795, 816, 848, 901, 960, 1020, 1060, 1088, 1272, 1360, 1590, 1632, 1696, 1802, 2040, 2120, 2544, 2703, 2720, 3180, 3264, 3392, 3604, 4080, 4240, 4505, 5088, 5406, 5440, 6360, 7208, 8160, 8480, 9010, 10176, 10812, 12720, 13515, 14416, 16320, 16960, 18020, 21624, 24061, 25440, 27030, 28832, 36040, 43248, 48122, 50880, 54060, 57664, 72080, 72183, 86496, 96244, 108120, 120305, 144160, 144366, 172992, 192488, 216240, 240610, 288320, 288732, 360915, 384976, 409037, 432480, 481220, 577464, 721830, 769952, 818074, 864960, 962440, 1154928, 1227111, 1275233, 1443660, 1539904, 1636148, 1924880, 2045185, 2309856, 2454222, 2550466, 2887320, 3272296, 3825699, 3849760, 4090370, 4619712, 4908444, 5100932, 5774640, 6135555, 6376165, 6544592, 7651398, 7699520, 8180740, 9816888, 10201864, 11549280, 12271110, 12752330, 13089184, 15302796, 16361480, 19128495, 19633776, 20403728, 21678961, 23098560, 24542220, 25504660, 26178368, 30605592, 32722960, 38256990, 39267552, 40807456, 43357922, 49084440, 51009320, 61211184, 65036883, 65445920, 76513980, 78535104, 81614912, 86715844, 98168880, 102018640, 108394805, 122422368, 130073766, 130891840, 153027960, 173431688, 196337760, 204037280, 216789610, 244844736, 260147532, 306055920, 325184415, 346863376, 392675520, 408074560, 433579220, 520295064, 612111840, 650368830, 693726752, 867158440, 1040590128, 1224223680, 1300737660, 1387453504, 1734316880, 2081180256, 2601475320, 3468633760, 4162360512, 5202950640, 6937267520, 10405901280, 20811802560]

約数ペア:

[(1, 20811802560), (2, 10405901280), (3, 6937267520), (4, 5202950640), (5, 4162360512), (6, 3468633760), (8, 2601475320), (10, 2081180256), (12, 1734316880), (15, 1387453504), (16, 1300737660), (17, 1224223680), (20, 1040590128), (24, 867158440), (30, 693726752), (32, 650368830), (34, 612111840), (40, 520295064), (48, 433579220), (51, 408074560), (53, 392675520), (60, 346863376), (64, 325184415), (68, 306055920), (80, 260147532), (85, 244844736), (96, 216789610), (102, 204037280), (106, 196337760), (120, 173431688), (136, 153027960), (159, 130891840), (160, 130073766), (170, 122422368), (192, 108394805), (204, 102018640), (212, 98168880), (240, 86715844), (255, 81614912), (265, 78535104), (272, 76513980), (318, 65445920), (320, 65036883), (340, 61211184), (408, 51009320), (424, 49084440), (480, 43357922), (510, 40807456), (530, 39267552), (544, 38256990), (636, 32722960), (680, 30605592), (795, 26178368), (816, 25504660), (848, 24542220), (901, 23098560), (960, 21678961), (1020, 20403728), (1060, 19633776), (1088, 19128495), (1272, 16361480), (1360, 15302796), (1590, 13089184), (1632, 12752330), (1696, 12271110), (1802, 11549280), (2040, 10201864), (2120, 9816888), (2544, 8180740), (2703, 7699520), (2720, 7651398), (3180, 6544592), (3264, 6376165), (3392, 6135555), (3604, 5774640), (4080, 5100932), (4240, 4908444), (4505, 4619712), (5088, 4090370), (5406, 3849760), (5440, 3825699), (6360, 3272296), (7208, 2887320), (8160, 2550466), (8480, 2454222), (9010, 2309856), (10176, 2045185), (10812, 1924880), (12720, 1636148), (13515, 1539904), (14416, 1443660), (16320, 1275233), (16960, 1227111), (18020, 1154928), (21624, 962440), (24061, 864960), (25440, 818074), (27030, 769952), (28832, 721830), (36040, 577464), (43248, 481220), (48122, 432480), (50880, 409037), (54060, 384976), (57664, 360915), (72080, 288732), (72183, 288320), (86496, 240610), (96244, 216240), (108120, 192488), (120305, 172992), (144160, 144366)]