2219600

素因数分解:

$2^4\times 5^2\times {\mathrm{31}}^1\times {\mathrm{179}}^1$

素因数の和:228

約数の個数: 60

約数和(自身を含む): 5535360

約数和(自身を除く): 3315760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 62, 80, 100, 124, 155, 179, 200, 248, 310, 358, 400, 496, 620, 716, 775, 895, 1240, 1432, 1550, 1790, 2480, 2864, 3100, 3580, 4475, 5549, 6200, 7160, 8950, 11098, 12400, 14320, 17900, 22196, 27745, 35800, 44392, 55490, 71600, 88784, 110980, 138725, 221960, 277450, 443920, 554900, 1109800, 2219600]

約数ペア:

[(1, 2219600), (2, 1109800), (4, 554900), (5, 443920), (8, 277450), (10, 221960), (16, 138725), (20, 110980), (25, 88784), (31, 71600), (40, 55490), (50, 44392), (62, 35800), (80, 27745), (100, 22196), (124, 17900), (155, 14320), (179, 12400), (200, 11098), (248, 8950), (310, 7160), (358, 6200), (400, 5549), (496, 4475), (620, 3580), (716, 3100), (775, 2864), (895, 2480), (1240, 1790), (1432, 1550)]