20196000000

素因数分解:

$2^8\times 3^3\times 5^6\times {\mathrm{11}}^1\times {\mathrm{17}}^1$

素因数の和:83

約数の個数: 1008

約数和(自身を含む): 86230146240

約数和(自身を除く): 66034146240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 17, 18, 20, 22, 24, 25, 27, 30, 32, 33, 34, 36, 40, 44, 45, 48, 50, 51, 54, 55, 60, 64, 66, 68, 72, 75, 80, 85, 88, 90, 96, 99, 100, 102, 108, 110, 120, 125, 128, 132, 135, 136, 144, 150, 153, 160, 165, 170, 176, 180, 187, 192, 198, 200, 204, 216, 220, 225, 240, 250, 255, 256, 264, 270, 272, 275, 288, 297, 300, 306, 320, 330, 340, 352, 360, 374, 375, 384, 396, 400, 408, 425, 432, 440, 450, 459, 480, 495, 500, 510, 528, 540, 544, 550, 561, 576, 594, 600, 612, 625, 640, 660, 675, 680, 704, 720, 748, 750, 765, 768, 792, 800, 816, 825, 850, 864, 880, 900, 918, 935, 960, 990, 1000, 1020, 1056, 1080, 1088, 1100, 1122, 1125, 1152, 1188, 1200, 1224, 1250, 1275, 1280, 1320, 1350, 1360, 1375, 1408, 1440, 1485, 1496, 1500, 1530, 1584, 1600, 1632, 1650, 1683, 1700, 1728, 1760, 1800, 1836, 1870, 1875, 1920, 1980, 2000, 2040, 2112, 2125, 2160, 2176, 2200, 2244, 2250, 2295, 2304, 2376, 2400, 2448, 2475, 2500, 2550, 2640, 2700, 2720, 2750, 2805, 2816, 2880, 2970, 2992, 3000, 3060, 3125, 3168, 3200, 3264, 3300, 3366, 3375, 3400, 3456, 3520, 3600, 3672, 3740, 3750, 3825, 3840, 3960, 4000, 4080, 4125, 4224, 4250, 4320, 4352, 4400, 4488, 4500, 4590, 4675, 4752, 4800, 4896, 4950, 5000, 5049, 5100, 5280, 5400, 5440, 5500, 5610, 5625, 5760, 5940, 5984, 6000, 6120, 6250, 6336, 6375, 6400, 6528, 6600, 6732, 6750, 6800, 6875, 6912, 7040, 7200, 7344, 7425, 7480, 7500, 7650, 7920, 8000, 8160, 8250, 8415, 8448, 8500, 8640, 8800, 8976, 9000, 9180, 9350, 9375, 9504, 9600, 9792, 9900, 10000, 10098, 10200, 10560, 10625, 10800, 10880, 11000, 11220, 11250, 11475, 11520, 11880, 11968, 12000, 12240, 12375, 12500, 12672, 12750, 13056, 13200, 13464, 13500, 13600, 13750, 14025, 14080, 14400, 14688, 14850, 14960, 15000, 15300, 15625, 15840, 16000, 16320, 16500, 16830, 16875, 17000, 17280, 17600, 17952, 18000, 18360, 18700, 18750, 19008, 19125, 19200, 19584, 19800, 20000, 20196, 20400, 20625, 21120, 21250, 21600, 21760, 22000, 22440, 22500, 22950, 23375, 23760, 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125000, 126225, 126720, 127500, 132000, 134640, 135000, 136000, 137500, 140250, 140625, 143616, 144000, 146880, 148500, 149600, 150000, 153000, 158400, 159375, 160000, 161568, 163200, 165000, 168300, 168750, 170000, 171875, 172800, 176000, 179520, 180000, 183600, 185625, 187000, 187500, 190080, 191250, 195840, 198000, 200000, 201960, 204000, 206250, 210375, 211200, 212500, 215424, 216000, 220000, 224400, 225000, 229500, 233750, 237600, 239360, 240000, 244800, 247500, 250000, 252450, 255000, 264000, 265625, 269280, 270000, 272000, 275000, 280500, 281250, 286875, 288000, 293760, 297000, 299200, 300000, 306000, 309375, 316800, 318750, 323136, 326400, 330000, 336600, 337500, 340000, 343750, 350625, 352000, 359040, 360000, 367200, 371250, 374000, 375000, 380160, 382500, 396000, 400000, 403920, 408000, 412500, 420750, 421875, 425000, 430848, 432000, 440000, 448800, 450000, 459000, 467500, 475200, 478125, 480000, 489600, 495000, 500000, 504900, 510000, 515625, 528000, 531250, 538560, 540000, 544000, 550000, 561000, 562500, 573750, 584375, 587520, 594000, 598400, 600000, 612000, 618750, 631125, 633600, 637500, 646272, 660000, 673200, 675000, 680000, 687500, 701250, 718080, 720000, 734400, 742500, 748000, 750000, 765000, 792000, 796875, 800000, 807840, 816000, 825000, 841500, 843750, 850000, 864000, 880000, 897600, 900000, 918000, 928125, 935000, 950400, 956250, 979200, 990000, 1000000, 1009800, 1020000, 1031250, 1051875, 1056000, 1062500, 1077120, 1080000, 1100000, 1122000, 1125000, 1147500, 1168750, 1188000, 1196800, 1200000, 1224000, 1237500, 1262250, 1275000, 1292544, 1320000, 1346400, 1350000, 1360000, 1375000, 1402500, 1434375, 1440000, 1468800, 1485000, 1496000, 1500000, 1530000, 1546875, 1584000, 1593750, 1615680, 1632000, 1650000, 1683000, 1687500, 1700000, 1753125, 1760000, 1795200, 1800000, 1836000, 1856250, 1870000, 1900800, 1912500, 1980000, 2000000, 2019600, 2040000, 2062500, 2103750, 2125000, 2154240, 2160000, 2200000, 2244000, 2250000, 2295000, 2337500, 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約数ペア:

[(1, 20196000000), (2, 10098000000), (3, 6732000000), (4, 5049000000), (5, 4039200000), (6, 3366000000), (8, 2524500000), (9, 2244000000), (10, 2019600000), (11, 1836000000), (12, 1683000000), (15, 1346400000), (16, 1262250000), (17, 1188000000), (18, 1122000000), (20, 1009800000), (22, 918000000), (24, 841500000), (25, 807840000), (27, 748000000), (30, 673200000), (32, 631125000), (33, 612000000), (34, 594000000), (36, 561000000), (40, 504900000), (44, 459000000), (45, 448800000), (48, 420750000), (50, 403920000), (51, 396000000), (54, 374000000), (55, 367200000), (60, 336600000), (64, 315562500), (66, 306000000), (68, 297000000), (72, 280500000), (75, 269280000), (80, 252450000), (85, 237600000), (88, 229500000), (90, 224400000), (96, 210375000), (99, 204000000), (100, 201960000), (102, 198000000), (108, 187000000), (110, 183600000), (120, 168300000), (125, 161568000), (128, 157781250), (132, 153000000), (135, 149600000), (136, 148500000), (144, 140250000), (150, 134640000), (153, 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