55552020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1$

素因数の和:305

約数の個数: 96

約数和(自身を含む): 160392960

約数和(自身を除く): 104840940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 89, 101, 103, 178, 202, 206, 267, 303, 309, 356, 404, 412, 445, 505, 515, 534, 606, 618, 890, 1010, 1030, 1068, 1212, 1236, 1335, 1515, 1545, 1780, 2020, 2060, 2670, 3030, 3090, 5340, 6060, 6180, 8989, 9167, 10403, 17978, 18334, 20806, 26967, 27501, 31209, 35956, 36668, 41612, 44945, 45835, 52015, 53934, 55002, 62418, 89890, 91670, 104030, 107868, 110004, 124836, 134835, 137505, 156045, 179780, 183340, 208060, 269670, 275010, 312090, 539340, 550020, 624180, 925867, 1851734, 2777601, 3703468, 4629335, 5555202, 9258670, 11110404, 13888005, 18517340, 27776010, 55552020]

約数ペア:

[(1, 55552020), (2, 27776010), (3, 18517340), (4, 13888005), (5, 11110404), (6, 9258670), (10, 5555202), (12, 4629335), (15, 3703468), (20, 2777601), (30, 1851734), (60, 925867), (89, 624180), (101, 550020), (103, 539340), (178, 312090), (202, 275010), (206, 269670), (267, 208060), (303, 183340), (309, 179780), (356, 156045), (404, 137505), (412, 134835), (445, 124836), (505, 110004), (515, 107868), (534, 104030), (606, 91670), (618, 89890), (890, 62418), (1010, 55002), (1030, 53934), (1068, 52015), (1212, 45835), (1236, 44945), (1335, 41612), (1515, 36668), (1545, 35956), (1780, 31209), (2020, 27501), (2060, 26967), (2670, 20806), (3030, 18334), (3090, 17978), (5340, 10403), (6060, 9167), (6180, 8989)]