856619748

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{5903}}^1$

素因数の和:6081

約数の個数: 72

約数和(自身を含む): 2256508800

約数和(自身を除く): 1399889052

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 116, 139, 174, 261, 278, 348, 417, 522, 556, 834, 1044, 1251, 1668, 2502, 4031, 5004, 5903, 8062, 11806, 12093, 16124, 17709, 23612, 24186, 35418, 36279, 48372, 53127, 70836, 72558, 106254, 145116, 171187, 212508, 342374, 513561, 684748, 820517, 1027122, 1540683, 1641034, 2054244, 2461551, 3081366, 3282068, 4923102, 6162732, 7384653, 9846204, 14769306, 23794993, 29538612, 47589986, 71384979, 95179972, 142769958, 214154937, 285539916, 428309874, 856619748]

約数ペア:

[(1, 856619748), (2, 428309874), (3, 285539916), (4, 214154937), (6, 142769958), (9, 95179972), (12, 71384979), (18, 47589986), (29, 29538612), (36, 23794993), (58, 14769306), (87, 9846204), (116, 7384653), (139, 6162732), (174, 4923102), (261, 3282068), (278, 3081366), (348, 2461551), (417, 2054244), (522, 1641034), (556, 1540683), (834, 1027122), (1044, 820517), (1251, 684748), (1668, 513561), (2502, 342374), (4031, 212508), (5004, 171187), (5903, 145116), (8062, 106254), (11806, 72558), (12093, 70836), (16124, 53127), (17709, 48372), (23612, 36279), (24186, 35418)]