726981120

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{227}}^1$

素因数の和:395

約数の個数: 240

約数和(自身を含む): 2547024480

約数和(自身を除く): 1820043360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 139, 144, 160, 180, 192, 227, 240, 256, 278, 288, 320, 360, 384, 417, 454, 480, 512, 556, 576, 640, 681, 695, 720, 768, 834, 908, 960, 1112, 1135, 1152, 1251, 1280, 1362, 1390, 1440, 1536, 1668, 1816, 1920, 2043, 2085, 2224, 2270, 2304, 2502, 2560, 2724, 2780, 2880, 3336, 3405, 3632, 3840, 4086, 4170, 4448, 4540, 4608, 5004, 5448, 5560, 5760, 6255, 6672, 6810, 7264, 7680, 8172, 8340, 8896, 9080, 10008, 10215, 10896, 11120, 11520, 12510, 13344, 13620, 14528, 16344, 16680, 17792, 18160, 20016, 20430, 21792, 22240, 23040, 25020, 26688, 27240, 29056, 31553, 32688, 33360, 35584, 36320, 40032, 40860, 43584, 44480, 50040, 53376, 54480, 58112, 63106, 65376, 66720, 71168, 72640, 80064, 81720, 87168, 88960, 94659, 100080, 106752, 108960, 116224, 126212, 130752, 133440, 145280, 157765, 160128, 163440, 174336, 177920, 189318, 200160, 213504, 217920, 252424, 261504, 266880, 283977, 290560, 315530, 320256, 326880, 348672, 355840, 378636, 400320, 435840, 473295, 504848, 523008, 533760, 567954, 581120, 631060, 640512, 653760, 757272, 800640, 871680, 946590, 1009696, 1046016, 1067520, 1135908, 1262120, 1307520, 1419885, 1514544, 1601280, 1743360, 1893180, 2019392, 2271816, 2524240, 2615040, 2839770, 3029088, 3202560, 3786360, 4038784, 4543632, 5048480, 5230080, 5679540, 6058176, 7572720, 8077568, 9087264, 10096960, 11359080, 12116352, 15145440, 16155136, 18174528, 20193920, 22718160, 24232704, 30290880, 36349056, 40387840, 45436320, 48465408, 60581760, 72698112, 80775680, 90872640, 121163520, 145396224, 181745280, 242327040, 363490560, 726981120]

約数ペア:

[(1, 726981120), (2, 363490560), (3, 242327040), (4, 181745280), (5, 145396224), (6, 121163520), (8, 90872640), (9, 80775680), (10, 72698112), (12, 60581760), (15, 48465408), (16, 45436320), (18, 40387840), (20, 36349056), (24, 30290880), (30, 24232704), (32, 22718160), (36, 20193920), (40, 18174528), (45, 16155136), (48, 15145440), (60, 12116352), (64, 11359080), (72, 10096960), (80, 9087264), (90, 8077568), (96, 7572720), (120, 6058176), (128, 5679540), (139, 5230080), (144, 5048480), (160, 4543632), (180, 4038784), (192, 3786360), (227, 3202560), (240, 3029088), (256, 2839770), (278, 2615040), (288, 2524240), (320, 2271816), (360, 2019392), (384, 1893180), (417, 1743360), (454, 1601280), (480, 1514544), (512, 1419885), (556, 1307520), (576, 1262120), (640, 1135908), (681, 1067520), (695, 1046016), (720, 1009696), (768, 946590), (834, 871680), (908, 800640), (960, 757272), (1112, 653760), (1135, 640512), (1152, 631060), (1251, 581120), (1280, 567954), (1362, 533760), (1390, 523008), (1440, 504848), (1536, 473295), (1668, 435840), (1816, 400320), (1920, 378636), (2043, 355840), (2085, 348672), (2224, 326880), (2270, 320256), (2304, 315530), (2502, 290560), (2560, 283977), (2724, 266880), (2780, 261504), (2880, 252424), (3336, 217920), (3405, 213504), (3632, 200160), (3840, 189318), (4086, 177920), (4170, 174336), (4448, 163440), (4540, 160128), (4608, 157765), (5004, 145280), (5448, 133440), (5560, 130752), (5760, 126212), (6255, 116224), (6672, 108960), (6810, 106752), (7264, 100080), (7680, 94659), (8172, 88960), (8340, 87168), (8896, 81720), (9080, 80064), (10008, 72640), (10215, 71168), (10896, 66720), (11120, 65376), (11520, 63106), (12510, 58112), (13344, 54480), (13620, 53376), (14528, 50040), (16344, 44480), (16680, 43584), (17792, 40860), (18160, 40032), (20016, 36320), (20430, 35584), (21792, 33360), (22240, 32688), (23040, 31553), (25020, 29056), (26688, 27240)]