21969600

素因数分解:

$2^6\times 3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{199}}^1$

素因数の和:247

約数の個数: 168

約数和(自身を含む): 75590400

約数和(自身を除く): 53620800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 25, 30, 32, 40, 46, 48, 50, 60, 64, 69, 75, 80, 92, 96, 100, 115, 120, 138, 150, 160, 184, 192, 199, 200, 230, 240, 276, 300, 320, 345, 368, 398, 400, 460, 480, 552, 575, 597, 600, 690, 736, 796, 800, 920, 960, 995, 1104, 1150, 1194, 1200, 1380, 1472, 1592, 1600, 1725, 1840, 1990, 2208, 2300, 2388, 2400, 2760, 2985, 3184, 3450, 3680, 3980, 4416, 4577, 4600, 4776, 4800, 4975, 5520, 5970, 6368, 6900, 7360, 7960, 9154, 9200, 9552, 9950, 11040, 11940, 12736, 13731, 13800, 14925, 15920, 18308, 18400, 19104, 19900, 22080, 22885, 23880, 27462, 27600, 29850, 31840, 36616, 36800, 38208, 39800, 45770, 47760, 54924, 55200, 59700, 63680, 68655, 73232, 79600, 91540, 95520, 109848, 110400, 114425, 119400, 137310, 146464, 159200, 183080, 191040, 219696, 228850, 238800, 274620, 292928, 318400, 343275, 366160, 439392, 457700, 477600, 549240, 686550, 732320, 878784, 915400, 955200, 1098480, 1373100, 1464640, 1830800, 2196960, 2746200, 3661600, 4393920, 5492400, 7323200, 10984800, 21969600]

約数ペア:

[(1, 21969600), (2, 10984800), (3, 7323200), (4, 5492400), (5, 4393920), (6, 3661600), (8, 2746200), (10, 2196960), (12, 1830800), (15, 1464640), (16, 1373100), (20, 1098480), (23, 955200), (24, 915400), (25, 878784), (30, 732320), (32, 686550), (40, 549240), (46, 477600), (48, 457700), (50, 439392), (60, 366160), (64, 343275), (69, 318400), (75, 292928), (80, 274620), (92, 238800), (96, 228850), (100, 219696), (115, 191040), (120, 183080), (138, 159200), (150, 146464), (160, 137310), (184, 119400), (192, 114425), (199, 110400), (200, 109848), (230, 95520), (240, 91540), (276, 79600), (300, 73232), (320, 68655), (345, 63680), (368, 59700), (398, 55200), (400, 54924), (460, 47760), (480, 45770), (552, 39800), (575, 38208), (597, 36800), (600, 36616), (690, 31840), (736, 29850), (796, 27600), (800, 27462), (920, 23880), (960, 22885), (995, 22080), (1104, 19900), (1150, 19104), (1194, 18400), (1200, 18308), (1380, 15920), (1472, 14925), (1592, 13800), (1600, 13731), (1725, 12736), (1840, 11940), (1990, 11040), (2208, 9950), (2300, 9552), (2388, 9200), (2400, 9154), (2760, 7960), (2985, 7360), (3184, 6900), (3450, 6368), (3680, 5970), (3980, 5520), (4416, 4975), (4577, 4800), (4600, 4776)]