127290780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{647}}^1\times {\mathrm{1093}}^1$

素因数の和:1755

約数の個数: 72

約数和(自身を含む): 387065952

約数和(自身を除く): 259775172

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 647, 1093, 1294, 1941, 2186, 2588, 3235, 3279, 3882, 4372, 5465, 5823, 6470, 6558, 7764, 9705, 9837, 10930, 11646, 12940, 13116, 16395, 19410, 19674, 21860, 23292, 29115, 32790, 38820, 39348, 49185, 58230, 65580, 98370, 116460, 196740, 707171, 1414342, 2121513, 2828684, 3535855, 4243026, 6364539, 7071710, 8486052, 10607565, 12729078, 14143420, 21215130, 25458156, 31822695, 42430260, 63645390, 127290780]

約数ペア:

[(1, 127290780), (2, 63645390), (3, 42430260), (4, 31822695), (5, 25458156), (6, 21215130), (9, 14143420), (10, 12729078), (12, 10607565), (15, 8486052), (18, 7071710), (20, 6364539), (30, 4243026), (36, 3535855), (45, 2828684), (60, 2121513), (90, 1414342), (180, 707171), (647, 196740), (1093, 116460), (1294, 98370), (1941, 65580), (2186, 58230), (2588, 49185), (3235, 39348), (3279, 38820), (3882, 32790), (4372, 29115), (5465, 23292), (5823, 21860), (6470, 19674), (6558, 19410), (7764, 16395), (9705, 13116), (9837, 12940), (10930, 11646)]