15751665

素因数分解:

$3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:148

約数の個数: 80

約数和(自身を含む): 31363200

約数和(自身を除く): 15611535

約数列:

[1, 3, 5, 9, 15, 19, 23, 27, 45, 57, 69, 81, 89, 95, 115, 135, 171, 207, 267, 285, 345, 405, 437, 445, 513, 621, 801, 855, 1035, 1311, 1335, 1539, 1691, 1863, 2047, 2185, 2403, 2565, 3105, 3933, 4005, 5073, 6141, 6555, 7209, 7695, 8455, 9315, 10235, 11799, 12015, 15219, 18423, 19665, 25365, 30705, 35397, 36045, 38893, 45657, 55269, 58995, 76095, 92115, 116679, 136971, 165807, 176985, 194465, 228285, 276345, 350037, 583395, 684855, 829035, 1050111, 1750185, 3150333, 5250555, 15751665]

約数ペア:

[(1, 15751665), (3, 5250555), (5, 3150333), (9, 1750185), (15, 1050111), (19, 829035), (23, 684855), (27, 583395), (45, 350037), (57, 276345), (69, 228285), (81, 194465), (89, 176985), (95, 165807), (115, 136971), (135, 116679), (171, 92115), (207, 76095), (267, 58995), (285, 55269), (345, 45657), (405, 38893), (437, 36045), (445, 35397), (513, 30705), (621, 25365), (801, 19665), (855, 18423), (1035, 15219), (1311, 12015), (1335, 11799), (1539, 10235), (1691, 9315), (1863, 8455), (2047, 7695), (2185, 7209), (2403, 6555), (2565, 6141), (3105, 5073), (3933, 4005)]