161640000

素因数分解:

$2^6\times 3^2\times 5^4\times {\mathrm{449}}^1$

素因数の和:487

約数の個数: 210

約数和(自身を含む): 580243950

約数和(自身を除く): 418603950

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 32, 36, 40, 45, 48, 50, 60, 64, 72, 75, 80, 90, 96, 100, 120, 125, 144, 150, 160, 180, 192, 200, 225, 240, 250, 288, 300, 320, 360, 375, 400, 449, 450, 480, 500, 576, 600, 625, 720, 750, 800, 898, 900, 960, 1000, 1125, 1200, 1250, 1347, 1440, 1500, 1600, 1796, 1800, 1875, 2000, 2245, 2250, 2400, 2500, 2694, 2880, 3000, 3592, 3600, 3750, 4000, 4041, 4490, 4500, 4800, 5000, 5388, 5625, 6000, 6735, 7184, 7200, 7500, 8000, 8082, 8980, 9000, 10000, 10776, 11225, 11250, 12000, 13470, 14368, 14400, 15000, 16164, 17960, 18000, 20000, 20205, 21552, 22450, 22500, 24000, 26940, 28736, 30000, 32328, 33675, 35920, 36000, 40000, 40410, 43104, 44900, 45000, 53880, 56125, 60000, 64656, 67350, 71840, 72000, 80820, 86208, 89800, 90000, 101025, 107760, 112250, 120000, 129312, 134700, 143680, 161640, 168375, 179600, 180000, 202050, 215520, 224500, 258624, 269400, 280625, 323280, 336750, 359200, 360000, 404100, 431040, 449000, 505125, 538800, 561250, 646560, 673500, 718400, 808200, 841875, 898000, 1010250, 1077600, 1122500, 1293120, 1347000, 1616400, 1683750, 1796000, 2020500, 2155200, 2245000, 2525625, 2694000, 3232800, 3367500, 3592000, 4041000, 4490000, 5051250, 5388000, 6465600, 6735000, 8082000, 8980000, 10102500, 10776000, 13470000, 16164000, 17960000, 20205000, 26940000, 32328000, 40410000, 53880000, 80820000, 161640000]

約数ペア:

[(1, 161640000), (2, 80820000), (3, 53880000), (4, 40410000), (5, 32328000), (6, 26940000), (8, 20205000), (9, 17960000), (10, 16164000), (12, 13470000), (15, 10776000), (16, 10102500), (18, 8980000), (20, 8082000), (24, 6735000), (25, 6465600), (30, 5388000), (32, 5051250), (36, 4490000), (40, 4041000), (45, 3592000), (48, 3367500), (50, 3232800), (60, 2694000), (64, 2525625), (72, 2245000), (75, 2155200), (80, 2020500), (90, 1796000), (96, 1683750), (100, 1616400), (120, 1347000), (125, 1293120), (144, 1122500), (150, 1077600), (160, 1010250), (180, 898000), (192, 841875), (200, 808200), (225, 718400), (240, 673500), (250, 646560), (288, 561250), (300, 538800), (320, 505125), (360, 449000), (375, 431040), (400, 404100), (449, 360000), (450, 359200), (480, 336750), (500, 323280), (576, 280625), (600, 269400), (625, 258624), (720, 224500), (750, 215520), (800, 202050), (898, 180000), (900, 179600), (960, 168375), (1000, 161640), (1125, 143680), (1200, 134700), (1250, 129312), (1347, 120000), (1440, 112250), (1500, 107760), (1600, 101025), (1796, 90000), (1800, 89800), (1875, 86208), (2000, 80820), (2245, 72000), (2250, 71840), (2400, 67350), (2500, 64656), (2694, 60000), (2880, 56125), (3000, 53880), (3592, 45000), (3600, 44900), (3750, 43104), (4000, 40410), (4041, 40000), (4490, 36000), (4500, 35920), (4800, 33675), (5000, 32328), (5388, 30000), (5625, 28736), (6000, 26940), (6735, 24000), (7184, 22500), (7200, 22450), (7500, 21552), (8000, 20205), (8082, 20000), (8980, 18000), (9000, 17960), (10000, 16164), (10776, 15000), (11225, 14400), (11250, 14368), (12000, 13470)]