71108800

素因数分解:

$2^6\times 5^2\times 7^2\times {\mathrm{907}}^1$

素因数の和:943

約数の個数: 126

約数和(自身を含む): 203763372

約数和(自身を除く): 132654572

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 64, 70, 80, 98, 100, 112, 140, 160, 175, 196, 200, 224, 245, 280, 320, 350, 392, 400, 448, 490, 560, 700, 784, 800, 907, 980, 1120, 1225, 1400, 1568, 1600, 1814, 1960, 2240, 2450, 2800, 3136, 3628, 3920, 4535, 4900, 5600, 6349, 7256, 7840, 9070, 9800, 11200, 12698, 14512, 15680, 18140, 19600, 22675, 25396, 29024, 31745, 36280, 39200, 44443, 45350, 50792, 58048, 63490, 72560, 78400, 88886, 90700, 101584, 126980, 145120, 158725, 177772, 181400, 203168, 222215, 253960, 290240, 317450, 355544, 362800, 406336, 444430, 507920, 634900, 711088, 725600, 888860, 1015840, 1111075, 1269800, 1422176, 1451200, 1777720, 2031680, 2222150, 2539600, 2844352, 3555440, 4444300, 5079200, 7110880, 8888600, 10158400, 14221760, 17777200, 35554400, 71108800]

約数ペア:

[(1, 71108800), (2, 35554400), (4, 17777200), (5, 14221760), (7, 10158400), (8, 8888600), (10, 7110880), (14, 5079200), (16, 4444300), (20, 3555440), (25, 2844352), (28, 2539600), (32, 2222150), (35, 2031680), (40, 1777720), (49, 1451200), (50, 1422176), (56, 1269800), (64, 1111075), (70, 1015840), (80, 888860), (98, 725600), (100, 711088), (112, 634900), (140, 507920), (160, 444430), (175, 406336), (196, 362800), (200, 355544), (224, 317450), (245, 290240), (280, 253960), (320, 222215), (350, 203168), (392, 181400), (400, 177772), (448, 158725), (490, 145120), (560, 126980), (700, 101584), (784, 90700), (800, 88886), (907, 78400), (980, 72560), (1120, 63490), (1225, 58048), (1400, 50792), (1568, 45350), (1600, 44443), (1814, 39200), (1960, 36280), (2240, 31745), (2450, 29024), (2800, 25396), (3136, 22675), (3628, 19600), (3920, 18140), (4535, 15680), (4900, 14512), (5600, 12698), (6349, 11200), (7256, 9800), (7840, 9070)]