51777540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{1607}}^1$

素因数の和:1801

約数の個数: 72

約数和(自身を含む): 158034240

約数和(自身を除く): 106256700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 179, 180, 358, 537, 716, 895, 1074, 1607, 1611, 1790, 2148, 2685, 3214, 3222, 3580, 4821, 5370, 6428, 6444, 8035, 8055, 9642, 10740, 14463, 16070, 16110, 19284, 24105, 28926, 32140, 32220, 48210, 57852, 72315, 96420, 144630, 287653, 289260, 575306, 862959, 1150612, 1438265, 1725918, 2588877, 2876530, 3451836, 4314795, 5177754, 5753060, 8629590, 10355508, 12944385, 17259180, 25888770, 51777540]

約数ペア:

[(1, 51777540), (2, 25888770), (3, 17259180), (4, 12944385), (5, 10355508), (6, 8629590), (9, 5753060), (10, 5177754), (12, 4314795), (15, 3451836), (18, 2876530), (20, 2588877), (30, 1725918), (36, 1438265), (45, 1150612), (60, 862959), (90, 575306), (179, 289260), (180, 287653), (358, 144630), (537, 96420), (716, 72315), (895, 57852), (1074, 48210), (1607, 32220), (1611, 32140), (1790, 28926), (2148, 24105), (2685, 19284), (3214, 16110), (3222, 16070), (3580, 14463), (4821, 10740), (5370, 9642), (6428, 8055), (6444, 8035)]