90880720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{162287}}^1$

素因数の和:162307

約数の個数: 40

約数和(自身を含む): 241484544

約数和(自身を除く): 150603824

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 162287, 324574, 649148, 811435, 1136009, 1298296, 1622870, 2272018, 2596592, 3245740, 4544036, 5680045, 6491480, 9088072, 11360090, 12982960, 18176144, 22720180, 45440360, 90880720]

約数ペア:

[(1, 90880720), (2, 45440360), (4, 22720180), (5, 18176144), (7, 12982960), (8, 11360090), (10, 9088072), (14, 6491480), (16, 5680045), (20, 4544036), (28, 3245740), (35, 2596592), (40, 2272018), (56, 1622870), (70, 1298296), (80, 1136009), (112, 811435), (140, 649148), (280, 324574), (560, 162287)]