80333280

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{55787}}^1$

素因数の和:55808

約数の個数: 72

約数和(自身を含む): 274142232

約数和(自身を除く): 193808952

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, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 55787, 111574, 167361, 223148, 278935, 334722, 446296, 502083, 557870, 669444, 836805, 892592, 1004166, 1115740, 1338888, 1673610, 1785184, 2008332, 2231480, 2510415, 2677776, 3347220, 4016664, 4462960, 5020830, 5355552, 6694440, 8033328, 8925920, 10041660, 13388880, 16066656, 20083320, 26777760, 40166640, 80333280]

約数ペア:

[(1, 80333280), (2, 40166640), (3, 26777760), (4, 20083320), (5, 16066656), (6, 13388880), (8, 10041660), (9, 8925920), (10, 8033328), (12, 6694440), (15, 5355552), (16, 5020830), (18, 4462960), (20, 4016664), (24, 3347220), (30, 2677776), (32, 2510415), (36, 2231480), (40, 2008332), (45, 1785184), (48, 1673610), (60, 1338888), (72, 1115740), (80, 1004166), (90, 892592), (96, 836805), (120, 669444), (144, 557870), (160, 502083), (180, 446296), (240, 334722), (288, 278935), (360, 223148), (480, 167361), (720, 111574), (1440, 55787)]