16856000

素因数分解:

$2^6\times 5^3\times 7^2\times {\mathrm{43}}^1$

素因数の和:84

約数の個数: 168

約数和(自身を含む): 49688496

約数和(自身を除く): 32832496

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 43, 49, 50, 56, 64, 70, 80, 86, 98, 100, 112, 125, 140, 160, 172, 175, 196, 200, 215, 224, 245, 250, 280, 301, 320, 344, 350, 392, 400, 430, 448, 490, 500, 560, 602, 688, 700, 784, 800, 860, 875, 980, 1000, 1075, 1120, 1204, 1225, 1376, 1400, 1505, 1568, 1600, 1720, 1750, 1960, 2000, 2107, 2150, 2240, 2408, 2450, 2752, 2800, 3010, 3136, 3440, 3500, 3920, 4000, 4214, 4300, 4816, 4900, 5375, 5600, 6020, 6125, 6880, 7000, 7525, 7840, 8000, 8428, 8600, 9632, 9800, 10535, 10750, 11200, 12040, 12250, 13760, 14000, 15050, 15680, 16856, 17200, 19264, 19600, 21070, 21500, 24080, 24500, 28000, 30100, 33712, 34400, 37625, 39200, 42140, 43000, 48160, 49000, 52675, 56000, 60200, 67424, 68800, 75250, 78400, 84280, 86000, 96320, 98000, 105350, 120400, 134848, 150500, 168560, 172000, 196000, 210700, 240800, 263375, 301000, 337120, 344000, 392000, 421400, 481600, 526750, 602000, 674240, 842800, 1053500, 1204000, 1685600, 2107000, 2408000, 3371200, 4214000, 8428000, 16856000]

約数ペア:

[(1, 16856000), (2, 8428000), (4, 4214000), (5, 3371200), (7, 2408000), (8, 2107000), (10, 1685600), (14, 1204000), (16, 1053500), (20, 842800), (25, 674240), (28, 602000), (32, 526750), (35, 481600), (40, 421400), (43, 392000), (49, 344000), (50, 337120), (56, 301000), (64, 263375), (70, 240800), (80, 210700), (86, 196000), (98, 172000), (100, 168560), (112, 150500), (125, 134848), (140, 120400), (160, 105350), (172, 98000), (175, 96320), (196, 86000), (200, 84280), (215, 78400), (224, 75250), (245, 68800), (250, 67424), (280, 60200), (301, 56000), (320, 52675), (344, 49000), (350, 48160), (392, 43000), (400, 42140), (430, 39200), (448, 37625), (490, 34400), (500, 33712), (560, 30100), (602, 28000), (688, 24500), (700, 24080), (784, 21500), (800, 21070), (860, 19600), (875, 19264), (980, 17200), (1000, 16856), (1075, 15680), (1120, 15050), (1204, 14000), (1225, 13760), (1376, 12250), (1400, 12040), (1505, 11200), (1568, 10750), (1600, 10535), (1720, 9800), (1750, 9632), (1960, 8600), (2000, 8428), (2107, 8000), (2150, 7840), (2240, 7525), (2408, 7000), (2450, 6880), (2752, 6125), (2800, 6020), (3010, 5600), (3136, 5375), (3440, 4900), (3500, 4816), (3920, 4300), (4000, 4214)]