19701000

素因数分解:

$2^3\times 3^2\times 5^3\times {\mathrm{11}}^1\times {\mathrm{199}}^1$

素因数の和:237

約数の個数: 192

約数和(自身を含む): 73008000

約数和(自身を除く): 53307000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 25, 30, 33, 36, 40, 44, 45, 50, 55, 60, 66, 72, 75, 88, 90, 99, 100, 110, 120, 125, 132, 150, 165, 180, 198, 199, 200, 220, 225, 250, 264, 275, 300, 330, 360, 375, 396, 398, 440, 450, 495, 500, 550, 597, 600, 660, 750, 792, 796, 825, 900, 990, 995, 1000, 1100, 1125, 1194, 1320, 1375, 1500, 1592, 1650, 1791, 1800, 1980, 1990, 2189, 2200, 2250, 2388, 2475, 2750, 2985, 3000, 3300, 3582, 3960, 3980, 4125, 4378, 4500, 4776, 4950, 4975, 5500, 5970, 6567, 6600, 7164, 7960, 8250, 8756, 8955, 9000, 9900, 9950, 10945, 11000, 11940, 12375, 13134, 14328, 14925, 16500, 17512, 17910, 19701, 19800, 19900, 21890, 23880, 24750, 24875, 26268, 29850, 32835, 33000, 35820, 39402, 39800, 43780, 44775, 49500, 49750, 52536, 54725, 59700, 65670, 71640, 74625, 78804, 87560, 89550, 98505, 99000, 99500, 109450, 119400, 131340, 149250, 157608, 164175, 179100, 197010, 199000, 218900, 223875, 262680, 273625, 298500, 328350, 358200, 394020, 437800, 447750, 492525, 547250, 597000, 656700, 788040, 820875, 895500, 985050, 1094500, 1313400, 1641750, 1791000, 1970100, 2189000, 2462625, 3283500, 3940200, 4925250, 6567000, 9850500, 19701000]

約数ペア:

[(1, 19701000), (2, 9850500), (3, 6567000), (4, 4925250), (5, 3940200), (6, 3283500), (8, 2462625), (9, 2189000), (10, 1970100), (11, 1791000), (12, 1641750), (15, 1313400), (18, 1094500), (20, 985050), (22, 895500), (24, 820875), (25, 788040), (30, 656700), (33, 597000), (36, 547250), (40, 492525), (44, 447750), (45, 437800), (50, 394020), (55, 358200), (60, 328350), (66, 298500), (72, 273625), (75, 262680), (88, 223875), (90, 218900), (99, 199000), (100, 197010), (110, 179100), (120, 164175), (125, 157608), (132, 149250), (150, 131340), (165, 119400), (180, 109450), (198, 99500), (199, 99000), (200, 98505), (220, 89550), (225, 87560), (250, 78804), (264, 74625), (275, 71640), (300, 65670), (330, 59700), (360, 54725), (375, 52536), (396, 49750), (398, 49500), (440, 44775), (450, 43780), (495, 39800), (500, 39402), (550, 35820), (597, 33000), (600, 32835), (660, 29850), (750, 26268), (792, 24875), (796, 24750), (825, 23880), (900, 21890), (990, 19900), (995, 19800), (1000, 19701), (1100, 17910), (1125, 17512), (1194, 16500), (1320, 14925), (1375, 14328), (1500, 13134), (1592, 12375), (1650, 11940), (1791, 11000), (1800, 10945), (1980, 9950), (1990, 9900), (2189, 9000), (2200, 8955), (2250, 8756), (2388, 8250), (2475, 7960), (2750, 7164), (2985, 6600), (3000, 6567), (3300, 5970), (3582, 5500), (3960, 4975), (3980, 4950), (4125, 4776), (4378, 4500)]