15999200

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{2857}}^1$

素因数の和:2884

約数の個数: 72

約数和(自身を含む): 44653392

約数和(自身を除く): 28654192

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 80, 100, 112, 140, 160, 175, 200, 224, 280, 350, 400, 560, 700, 800, 1120, 1400, 2800, 2857, 5600, 5714, 11428, 14285, 19999, 22856, 28570, 39998, 45712, 57140, 71425, 79996, 91424, 99995, 114280, 142850, 159992, 199990, 228560, 285700, 319984, 399980, 457120, 499975, 571400, 639968, 799960, 999950, 1142800, 1599920, 1999900, 2285600, 3199840, 3999800, 7999600, 15999200]

約数ペア:

[(1, 15999200), (2, 7999600), (4, 3999800), (5, 3199840), (7, 2285600), (8, 1999900), (10, 1599920), (14, 1142800), (16, 999950), (20, 799960), (25, 639968), (28, 571400), (32, 499975), (35, 457120), (40, 399980), (50, 319984), (56, 285700), (70, 228560), (80, 199990), (100, 159992), (112, 142850), (140, 114280), (160, 99995), (175, 91424), (200, 79996), (224, 71425), (280, 57140), (350, 45712), (400, 39998), (560, 28570), (700, 22856), (800, 19999), (1120, 14285), (1400, 11428), (2800, 5714), (2857, 5600)]