286904340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{11467}}^1$

素因数の和:11621

約数の個数: 72

約数和(自身を含む): 876613920

約数和(自身を除く): 589709580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 139, 180, 278, 417, 556, 695, 834, 1251, 1390, 1668, 2085, 2502, 2780, 4170, 5004, 6255, 8340, 11467, 12510, 22934, 25020, 34401, 45868, 57335, 68802, 103203, 114670, 137604, 172005, 206406, 229340, 344010, 412812, 516015, 688020, 1032030, 1593913, 2064060, 3187826, 4781739, 6375652, 7969565, 9563478, 14345217, 15939130, 19126956, 23908695, 28690434, 31878260, 47817390, 57380868, 71726085, 95634780, 143452170, 286904340]

約数ペア:

[(1, 286904340), (2, 143452170), (3, 95634780), (4, 71726085), (5, 57380868), (6, 47817390), (9, 31878260), (10, 28690434), (12, 23908695), (15, 19126956), (18, 15939130), (20, 14345217), (30, 9563478), (36, 7969565), (45, 6375652), (60, 4781739), (90, 3187826), (139, 2064060), (180, 1593913), (278, 1032030), (417, 688020), (556, 516015), (695, 412812), (834, 344010), (1251, 229340), (1390, 206406), (1668, 172005), (2085, 137604), (2502, 114670), (2780, 103203), (4170, 68802), (5004, 57335), (6255, 45868), (8340, 34401), (11467, 25020), (12510, 22934)]