260685040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{419}}^1$

素因数の和:551

約数の個数: 160

約数和(自身を含む): 764951040

約数和(自身を除く): 504266000

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 101, 110, 112, 140, 154, 176, 202, 220, 280, 308, 385, 404, 419, 440, 505, 560, 616, 707, 770, 808, 838, 880, 1010, 1111, 1232, 1414, 1540, 1616, 1676, 2020, 2095, 2222, 2828, 2933, 3080, 3352, 3535, 4040, 4190, 4444, 4609, 5555, 5656, 5866, 6160, 6704, 7070, 7777, 8080, 8380, 8888, 9218, 11110, 11312, 11732, 14140, 14665, 15554, 16760, 17776, 18436, 22220, 23045, 23464, 28280, 29330, 31108, 32263, 33520, 36872, 38885, 42319, 44440, 46090, 46928, 56560, 58660, 62216, 64526, 73744, 77770, 84638, 88880, 92180, 117320, 124432, 129052, 155540, 161315, 169276, 184360, 211595, 234640, 258104, 296233, 311080, 322630, 338552, 368720, 423190, 465509, 516208, 592466, 622160, 645260, 677104, 846380, 931018, 1184932, 1290520, 1481165, 1692760, 1862036, 2327545, 2369864, 2581040, 2962330, 3258563, 3385520, 3724072, 4655090, 4739728, 5924660, 6517126, 7448144, 9310180, 11849320, 13034252, 16292815, 18620360, 23698640, 26068504, 32585630, 37240720, 52137008, 65171260, 130342520, 260685040]

約数ペア:

[(1, 260685040), (2, 130342520), (4, 65171260), (5, 52137008), (7, 37240720), (8, 32585630), (10, 26068504), (11, 23698640), (14, 18620360), (16, 16292815), (20, 13034252), (22, 11849320), (28, 9310180), (35, 7448144), (40, 6517126), (44, 5924660), (55, 4739728), (56, 4655090), (70, 3724072), (77, 3385520), (80, 3258563), (88, 2962330), (101, 2581040), (110, 2369864), (112, 2327545), (140, 1862036), (154, 1692760), (176, 1481165), (202, 1290520), (220, 1184932), (280, 931018), (308, 846380), (385, 677104), (404, 645260), (419, 622160), (440, 592466), (505, 516208), (560, 465509), (616, 423190), (707, 368720), (770, 338552), (808, 322630), (838, 311080), (880, 296233), (1010, 258104), (1111, 234640), (1232, 211595), (1414, 184360), (1540, 169276), (1616, 161315), (1676, 155540), (2020, 129052), (2095, 124432), (2222, 117320), (2828, 92180), (2933, 88880), (3080, 84638), (3352, 77770), (3535, 73744), (4040, 64526), (4190, 62216), (4444, 58660), (4609, 56560), (5555, 46928), (5656, 46090), (5866, 44440), (6160, 42319), (6704, 38885), (7070, 36872), (7777, 33520), (8080, 32263), (8380, 31108), (8888, 29330), (9218, 28280), (11110, 23464), (11312, 23045), (11732, 22220), (14140, 18436), (14665, 17776), (15554, 16760)]