91362880

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{40787}}^1$

素因数の和:40811

約数の個数: 56

約数和(自身を含む): 248643648

約数和(自身を除く): 157280768

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, 40787, 81574, 163148, 203935, 285509, 326296, 407870, 571018, 652592, 815740, 1142036, 1305184, 1427545, 1631480, 2284072, 2610368, 2855090, 3262960, 4568144, 5710180, 6525920, 9136288, 11420360, 13051840, 18272576, 22840720, 45681440, 91362880]

約数ペア:

[(1, 91362880), (2, 45681440), (4, 22840720), (5, 18272576), (7, 13051840), (8, 11420360), (10, 9136288), (14, 6525920), (16, 5710180), (20, 4568144), (28, 3262960), (32, 2855090), (35, 2610368), (40, 2284072), (56, 1631480), (64, 1427545), (70, 1305184), (80, 1142036), (112, 815740), (140, 652592), (160, 571018), (224, 407870), (280, 326296), (320, 285509), (448, 203935), (560, 163148), (1120, 81574), (2240, 40787)]