68400060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{12809}}^1$

素因数の和:12910

約数の個数: 48

約数和(自身を含む): 193687200

約数和(自身を除く): 125287140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 89, 178, 267, 356, 445, 534, 890, 1068, 1335, 1780, 2670, 5340, 12809, 25618, 38427, 51236, 64045, 76854, 128090, 153708, 192135, 256180, 384270, 768540, 1140001, 2280002, 3420003, 4560004, 5700005, 6840006, 11400010, 13680012, 17100015, 22800020, 34200030, 68400060]

約数ペア:

[(1, 68400060), (2, 34200030), (3, 22800020), (4, 17100015), (5, 13680012), (6, 11400010), (10, 6840006), (12, 5700005), (15, 4560004), (20, 3420003), (30, 2280002), (60, 1140001), (89, 768540), (178, 384270), (267, 256180), (356, 192135), (445, 153708), (534, 128090), (890, 76854), (1068, 64045), (1335, 51236), (1780, 38427), (2670, 25618), (5340, 12809)]