156561440

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{139787}}^1$

素因数の和:139809

約数の個数: 48

約数和(自身を含む): 422718912

約数和(自身を除く): 266157472

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 139787, 279574, 559148, 698935, 978509, 1118296, 1397870, 1957018, 2236592, 2795740, 3914036, 4473184, 4892545, 5591480, 7828072, 9785090, 11182960, 15656144, 19570180, 22365920, 31312288, 39140360, 78280720, 156561440]

約数ペア:

[(1, 156561440), (2, 78280720), (4, 39140360), (5, 31312288), (7, 22365920), (8, 19570180), (10, 15656144), (14, 11182960), (16, 9785090), (20, 7828072), (28, 5591480), (32, 4892545), (35, 4473184), (40, 3914036), (56, 2795740), (70, 2236592), (80, 1957018), (112, 1397870), (140, 1118296), (160, 978509), (224, 698935), (280, 559148), (560, 279574), (1120, 139787)]