15979600

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{439}}^1$

素因数の和:477

約数の個数: 120

約数和(自身を含む): 47358080

約数和(自身を除く): 31378480

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 25, 26, 28, 35, 40, 50, 52, 56, 65, 70, 80, 91, 100, 104, 112, 130, 140, 175, 182, 200, 208, 260, 280, 325, 350, 364, 400, 439, 455, 520, 560, 650, 700, 728, 878, 910, 1040, 1300, 1400, 1456, 1756, 1820, 2195, 2275, 2600, 2800, 3073, 3512, 3640, 4390, 4550, 5200, 5707, 6146, 7024, 7280, 8780, 9100, 10975, 11414, 12292, 15365, 17560, 18200, 21950, 22828, 24584, 28535, 30730, 35120, 36400, 39949, 43900, 45656, 49168, 57070, 61460, 76825, 79898, 87800, 91312, 114140, 122920, 142675, 153650, 159796, 175600, 199745, 228280, 245840, 285350, 307300, 319592, 399490, 456560, 570700, 614600, 639184, 798980, 998725, 1141400, 1229200, 1597960, 1997450, 2282800, 3195920, 3994900, 7989800, 15979600]

約数ペア:

[(1, 15979600), (2, 7989800), (4, 3994900), (5, 3195920), (7, 2282800), (8, 1997450), (10, 1597960), (13, 1229200), (14, 1141400), (16, 998725), (20, 798980), (25, 639184), (26, 614600), (28, 570700), (35, 456560), (40, 399490), (50, 319592), (52, 307300), (56, 285350), (65, 245840), (70, 228280), (80, 199745), (91, 175600), (100, 159796), (104, 153650), (112, 142675), (130, 122920), (140, 114140), (175, 91312), (182, 87800), (200, 79898), (208, 76825), (260, 61460), (280, 57070), (325, 49168), (350, 45656), (364, 43900), (400, 39949), (439, 36400), (455, 35120), (520, 30730), (560, 28535), (650, 24584), (700, 22828), (728, 21950), (878, 18200), (910, 17560), (1040, 15365), (1300, 12292), (1400, 11414), (1456, 10975), (1756, 9100), (1820, 8780), (2195, 7280), (2275, 7024), (2600, 6146), (2800, 5707), (3073, 5200), (3512, 4550), (3640, 4390)]