331378880

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{147937}}^1$

素因数の和:147961

約数の個数: 56

約数和(自身を含む): 901830048

約数和(自身を除く): 570451168

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 147937, 295874, 591748, 739685, 1035559, 1183496, 1479370, 2071118, 2366992, 2958740, 4142236, 4733984, 5177795, 5917480, 8284472, 9467968, 10355590, 11834960, 16568944, 20711180, 23669920, 33137888, 41422360, 47339840, 66275776, 82844720, 165689440, 331378880]

約数ペア:

[(1, 331378880), (2, 165689440), (4, 82844720), (5, 66275776), (7, 47339840), (8, 41422360), (10, 33137888), (14, 23669920), (16, 20711180), (20, 16568944), (28, 11834960), (32, 10355590), (35, 9467968), (40, 8284472), (56, 5917480), (64, 5177795), (70, 4733984), (80, 4142236), (112, 2958740), (140, 2366992), (160, 2071118), (224, 1479370), (280, 1183496), (320, 1035559), (448, 739685), (560, 591748), (1120, 295874), (2240, 147937)]