154555680

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{321991}}^1$

素因数の和:322009

約数の個数: 48

約数和(自身を含む): 486851904

約数和(自身を除く): 332296224

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 321991, 643982, 965973, 1287964, 1609955, 1931946, 2575928, 3219910, 3863892, 4829865, 5151856, 6439820, 7727784, 9659730, 10303712, 12879640, 15455568, 19319460, 25759280, 30911136, 38638920, 51518560, 77277840, 154555680]

約数ペア:

[(1, 154555680), (2, 77277840), (3, 51518560), (4, 38638920), (5, 30911136), (6, 25759280), (8, 19319460), (10, 15455568), (12, 12879640), (15, 10303712), (16, 9659730), (20, 7727784), (24, 6439820), (30, 5151856), (32, 4829865), (40, 3863892), (48, 3219910), (60, 2575928), (80, 1931946), (96, 1609955), (120, 1287964), (160, 965973), (240, 643982), (480, 321991)]