159600140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{12809}}^1$

素因数の和:12914

約数の個数: 48

約数和(自身を含む): 387374400

約数和(自身を除く): 227774260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 89, 140, 178, 356, 445, 623, 890, 1246, 1780, 2492, 3115, 6230, 12460, 12809, 25618, 51236, 64045, 89663, 128090, 179326, 256180, 358652, 448315, 896630, 1140001, 1793260, 2280002, 4560004, 5700005, 7980007, 11400010, 15960014, 22800020, 31920028, 39900035, 79800070, 159600140]

約数ペア:

[(1, 159600140), (2, 79800070), (4, 39900035), (5, 31920028), (7, 22800020), (10, 15960014), (14, 11400010), (20, 7980007), (28, 5700005), (35, 4560004), (70, 2280002), (89, 1793260), (140, 1140001), (178, 896630), (356, 448315), (445, 358652), (623, 256180), (890, 179326), (1246, 128090), (1780, 89663), (2492, 64045), (3115, 51236), (6230, 25618), (12460, 12809)]