81480000

素因数分解:

$2^6\times 3^1\times 5^4\times 7^1\times {\mathrm{97}}^1$

素因数の和:139

約数の個数: 280

約数和(自身を含む): 311050432

約数和(自身を除く): 229570432

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 32, 35, 40, 42, 48, 50, 56, 60, 64, 70, 75, 80, 84, 96, 97, 100, 105, 112, 120, 125, 140, 150, 160, 168, 175, 192, 194, 200, 210, 224, 240, 250, 280, 291, 300, 320, 336, 350, 375, 388, 400, 420, 448, 480, 485, 500, 525, 560, 582, 600, 625, 672, 679, 700, 750, 776, 800, 840, 875, 960, 970, 1000, 1050, 1120, 1164, 1200, 1250, 1344, 1358, 1400, 1455, 1500, 1552, 1600, 1680, 1750, 1875, 1940, 2000, 2037, 2100, 2240, 2328, 2400, 2425, 2500, 2625, 2716, 2800, 2910, 3000, 3104, 3360, 3395, 3500, 3750, 3880, 4000, 4074, 4200, 4375, 4656, 4800, 4850, 5000, 5250, 5432, 5600, 5820, 6000, 6208, 6720, 6790, 7000, 7275, 7500, 7760, 8000, 8148, 8400, 8750, 9312, 9700, 10000, 10185, 10500, 10864, 11200, 11640, 12000, 12125, 13125, 13580, 14000, 14550, 15000, 15520, 16296, 16800, 16975, 17500, 18624, 19400, 20000, 20370, 21000, 21728, 23280, 24000, 24250, 26250, 27160, 28000, 29100, 30000, 31040, 32592, 33600, 33950, 35000, 36375, 38800, 40000, 40740, 42000, 43456, 46560, 48500, 50925, 52500, 54320, 56000, 58200, 60000, 60625, 65184, 67900, 70000, 72750, 77600, 81480, 84000, 84875, 93120, 97000, 101850, 105000, 108640, 116400, 120000, 121250, 130368, 135800, 140000, 145500, 155200, 162960, 168000, 169750, 181875, 194000, 203700, 210000, 217280, 232800, 242500, 254625, 271600, 280000, 291000, 325920, 339500, 363750, 388000, 407400, 420000, 424375, 465600, 485000, 509250, 543200, 582000, 651840, 679000, 727500, 776000, 814800, 840000, 848750, 970000, 1018500, 1086400, 1164000, 1273125, 1358000, 1455000, 1629600, 1697500, 1940000, 2037000, 2328000, 2546250, 2716000, 2910000, 3259200, 3395000, 3880000, 4074000, 5092500, 5432000, 5820000, 6790000, 8148000, 10185000, 11640000, 13580000, 16296000, 20370000, 27160000, 40740000, 81480000]

約数ペア:

[(1, 81480000), (2, 40740000), (3, 27160000), (4, 20370000), (5, 16296000), (6, 13580000), (7, 11640000), (8, 10185000), (10, 8148000), (12, 6790000), (14, 5820000), (15, 5432000), (16, 5092500), (20, 4074000), (21, 3880000), (24, 3395000), (25, 3259200), (28, 2910000), (30, 2716000), (32, 2546250), (35, 2328000), (40, 2037000), (42, 1940000), (48, 1697500), (50, 1629600), (56, 1455000), (60, 1358000), (64, 1273125), (70, 1164000), (75, 1086400), (80, 1018500), (84, 970000), (96, 848750), (97, 840000), (100, 814800), (105, 776000), (112, 727500), (120, 679000), (125, 651840), (140, 582000), (150, 543200), (160, 509250), (168, 485000), (175, 465600), (192, 424375), (194, 420000), (200, 407400), (210, 388000), (224, 363750), (240, 339500), (250, 325920), (280, 291000), (291, 280000), (300, 271600), (320, 254625), (336, 242500), (350, 232800), (375, 217280), (388, 210000), (400, 203700), (420, 194000), (448, 181875), (480, 169750), (485, 168000), (500, 162960), (525, 155200), (560, 145500), (582, 140000), (600, 135800), (625, 130368), (672, 121250), (679, 120000), (700, 116400), (750, 108640), (776, 105000), (800, 101850), (840, 97000), (875, 93120), (960, 84875), (970, 84000), (1000, 81480), (1050, 77600), (1120, 72750), (1164, 70000), (1200, 67900), (1250, 65184), (1344, 60625), (1358, 60000), (1400, 58200), (1455, 56000), (1500, 54320), (1552, 52500), (1600, 50925), (1680, 48500), (1750, 46560), (1875, 43456), (1940, 42000), (2000, 40740), (2037, 40000), (2100, 38800), (2240, 36375), (2328, 35000), (2400, 33950), (2425, 33600), (2500, 32592), (2625, 31040), (2716, 30000), (2800, 29100), (2910, 28000), (3000, 27160), (3104, 26250), (3360, 24250), (3395, 24000), (3500, 23280), (3750, 21728), (3880, 21000), (4000, 20370), (4074, 20000), (4200, 19400), (4375, 18624), (4656, 17500), (4800, 16975), (4850, 16800), (5000, 16296), (5250, 15520), (5432, 15000), (5600, 14550), (5820, 14000), (6000, 13580), (6208, 13125), (6720, 12125), (6790, 12000), (7000, 11640), (7275, 11200), (7500, 10864), (7760, 10500), (8000, 10185), (8148, 10000), (8400, 9700), (8750, 9312)]