155540000

素因数分解:

$2^5\times 5^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1$

素因数の和:149

約数の個数: 240

約数和(自身を含む): 481795776

約数和(自身を除く): 326255776

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 25, 28, 32, 35, 40, 44, 50, 55, 56, 70, 77, 80, 88, 100, 101, 110, 112, 125, 140, 154, 160, 175, 176, 200, 202, 220, 224, 250, 275, 280, 308, 350, 352, 385, 400, 404, 440, 500, 505, 550, 560, 616, 625, 700, 707, 770, 800, 808, 875, 880, 1000, 1010, 1100, 1111, 1120, 1232, 1250, 1375, 1400, 1414, 1540, 1616, 1750, 1760, 1925, 2000, 2020, 2200, 2222, 2464, 2500, 2525, 2750, 2800, 2828, 3080, 3232, 3500, 3535, 3850, 4000, 4040, 4375, 4400, 4444, 5000, 5050, 5500, 5555, 5600, 5656, 6160, 6875, 7000, 7070, 7700, 7777, 8080, 8750, 8800, 8888, 9625, 10000, 10100, 11000, 11110, 11312, 12320, 12625, 13750, 14000, 14140, 15400, 15554, 16160, 17500, 17675, 17776, 19250, 20000, 20200, 22000, 22220, 22624, 25250, 27500, 27775, 28000, 28280, 30800, 31108, 35000, 35350, 35552, 38500, 38885, 40400, 44000, 44440, 48125, 50500, 55000, 55550, 56560, 61600, 62216, 63125, 70000, 70700, 77000, 77770, 80800, 88375, 88880, 96250, 101000, 110000, 111100, 113120, 124432, 126250, 138875, 140000, 141400, 154000, 155540, 176750, 177760, 192500, 194425, 202000, 220000, 222200, 248864, 252500, 277750, 282800, 308000, 311080, 353500, 385000, 388850, 404000, 441875, 444400, 505000, 555500, 565600, 622160, 694375, 707000, 770000, 777700, 883750, 888800, 972125, 1010000, 1111000, 1244320, 1388750, 1414000, 1540000, 1555400, 1767500, 1944250, 2020000, 2222000, 2777500, 2828000, 3110800, 3535000, 3888500, 4444000, 4860625, 5555000, 6221600, 7070000, 7777000, 9721250, 11110000, 14140000, 15554000, 19442500, 22220000, 31108000, 38885000, 77770000, 155540000]

約数ペア:

[(1, 155540000), (2, 77770000), (4, 38885000), (5, 31108000), (7, 22220000), (8, 19442500), (10, 15554000), (11, 14140000), (14, 11110000), (16, 9721250), (20, 7777000), (22, 7070000), (25, 6221600), (28, 5555000), (32, 4860625), (35, 4444000), (40, 3888500), (44, 3535000), (50, 3110800), (55, 2828000), (56, 2777500), (70, 2222000), (77, 2020000), (80, 1944250), (88, 1767500), (100, 1555400), (101, 1540000), (110, 1414000), (112, 1388750), (125, 1244320), (140, 1111000), (154, 1010000), (160, 972125), (175, 888800), (176, 883750), (200, 777700), (202, 770000), (220, 707000), (224, 694375), (250, 622160), (275, 565600), (280, 555500), (308, 505000), (350, 444400), (352, 441875), (385, 404000), (400, 388850), (404, 385000), (440, 353500), (500, 311080), (505, 308000), (550, 282800), (560, 277750), (616, 252500), (625, 248864), (700, 222200), (707, 220000), (770, 202000), (800, 194425), (808, 192500), (875, 177760), (880, 176750), (1000, 155540), (1010, 154000), (1100, 141400), (1111, 140000), (1120, 138875), (1232, 126250), (1250, 124432), (1375, 113120), (1400, 111100), (1414, 110000), (1540, 101000), (1616, 96250), (1750, 88880), (1760, 88375), (1925, 80800), (2000, 77770), (2020, 77000), (2200, 70700), (2222, 70000), (2464, 63125), (2500, 62216), (2525, 61600), (2750, 56560), (2800, 55550), (2828, 55000), (3080, 50500), (3232, 48125), (3500, 44440), (3535, 44000), (3850, 40400), (4000, 38885), (4040, 38500), (4375, 35552), (4400, 35350), (4444, 35000), (5000, 31108), (5050, 30800), (5500, 28280), (5555, 28000), (5600, 27775), (5656, 27500), (6160, 25250), (6875, 22624), (7000, 22220), (7070, 22000), (7700, 20200), (7777, 20000), (8080, 19250), (8750, 17776), (8800, 17675), (8888, 17500), (9625, 16160), (10000, 15554), (10100, 15400), (11000, 14140), (11110, 14000), (11312, 13750), (12320, 12625)]