208473440

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{26591}}^1$

素因数の和:26620

約数の個数: 72

約数和(自身を含む): 572951232

約数和(自身を除く): 364477792

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 26591, 53182, 106364, 132955, 186137, 212728, 265910, 372274, 425456, 531820, 744548, 850912, 930685, 1063640, 1302959, 1489096, 1861370, 2127280, 2605918, 2978192, 3722740, 4254560, 5211836, 5956384, 6514795, 7445480, 10423672, 13029590, 14890960, 20847344, 26059180, 29781920, 41694688, 52118360, 104236720, 208473440]

約数ペア:

[(1, 208473440), (2, 104236720), (4, 52118360), (5, 41694688), (7, 29781920), (8, 26059180), (10, 20847344), (14, 14890960), (16, 13029590), (20, 10423672), (28, 7445480), (32, 6514795), (35, 5956384), (40, 5211836), (49, 4254560), (56, 3722740), (70, 2978192), (80, 2605918), (98, 2127280), (112, 1861370), (140, 1489096), (160, 1302959), (196, 1063640), (224, 930685), (245, 850912), (280, 744548), (392, 531820), (490, 425456), (560, 372274), (784, 265910), (980, 212728), (1120, 186137), (1568, 132955), (1960, 106364), (3920, 53182), (7840, 26591)]