180885040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{323009}}^1$

素因数の和:323029

約数の個数: 40

約数和(自身を含む): 480638880

約数和(自身を除く): 299753840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 323009, 646018, 1292036, 1615045, 2261063, 2584072, 3230090, 4522126, 5168144, 6460180, 9044252, 11305315, 12920360, 18088504, 22610630, 25840720, 36177008, 45221260, 90442520, 180885040]

約数ペア:

[(1, 180885040), (2, 90442520), (4, 45221260), (5, 36177008), (7, 25840720), (8, 22610630), (10, 18088504), (14, 12920360), (16, 11305315), (20, 9044252), (28, 6460180), (35, 5168144), (40, 4522126), (56, 3230090), (70, 2584072), (80, 2261063), (112, 1615045), (140, 1292036), (280, 646018), (560, 323009)]