911216520

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{331}}^1\times {\mathrm{2549}}^1$

素因数の和:2900

約数の個数: 128

約数和(自身を含む): 3047760000

約数和(自身を除く): 2136543480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 331, 360, 540, 662, 993, 1080, 1324, 1655, 1986, 2549, 2648, 2979, 3310, 3972, 4965, 5098, 5958, 6620, 7647, 7944, 8937, 9930, 10196, 11916, 12745, 13240, 14895, 15294, 17874, 19860, 20392, 22941, 23832, 25490, 29790, 30588, 35748, 38235, 39720, 44685, 45882, 50980, 59580, 61176, 68823, 71496, 76470, 89370, 91764, 101960, 114705, 119160, 137646, 152940, 178740, 183528, 229410, 275292, 305880, 344115, 357480, 458820, 550584, 688230, 843719, 917640, 1376460, 1687438, 2531157, 2752920, 3374876, 4218595, 5062314, 6749752, 7593471, 8437190, 10124628, 12655785, 15186942, 16874380, 20249256, 22780413, 25311570, 30373884, 33748760, 37967355, 45560826, 50623140, 60747768, 75934710, 91121652, 101246280, 113902065, 151869420, 182243304, 227804130, 303738840, 455608260, 911216520]

約数ペア:

[(1, 911216520), (2, 455608260), (3, 303738840), (4, 227804130), (5, 182243304), (6, 151869420), (8, 113902065), (9, 101246280), (10, 91121652), (12, 75934710), (15, 60747768), (18, 50623140), (20, 45560826), (24, 37967355), (27, 33748760), (30, 30373884), (36, 25311570), (40, 22780413), (45, 20249256), (54, 16874380), (60, 15186942), (72, 12655785), (90, 10124628), (108, 8437190), (120, 7593471), (135, 6749752), (180, 5062314), (216, 4218595), (270, 3374876), (331, 2752920), (360, 2531157), (540, 1687438), (662, 1376460), (993, 917640), (1080, 843719), (1324, 688230), (1655, 550584), (1986, 458820), (2549, 357480), (2648, 344115), (2979, 305880), (3310, 275292), (3972, 229410), (4965, 183528), (5098, 178740), (5958, 152940), (6620, 137646), (7647, 119160), (7944, 114705), (8937, 101960), (9930, 91764), (10196, 89370), (11916, 76470), (12745, 71496), (13240, 68823), (14895, 61176), (15294, 59580), (17874, 50980), (19860, 45882), (20392, 44685), (22941, 39720), (23832, 38235), (25490, 35748), (29790, 30588)]