205512120

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17299}}^1$

素因数の和:17330

約数の個数: 128

約数和(自身を含む): 747360000

約数和(自身を除く): 541847880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 54, 55, 60, 66, 72, 88, 90, 99, 108, 110, 120, 132, 135, 165, 180, 198, 216, 220, 264, 270, 297, 330, 360, 396, 440, 495, 540, 594, 660, 792, 990, 1080, 1188, 1320, 1485, 1980, 2376, 2970, 3960, 5940, 11880, 17299, 34598, 51897, 69196, 86495, 103794, 138392, 155691, 172990, 190289, 207588, 259485, 311382, 345980, 380578, 415176, 467073, 518970, 570867, 622764, 691960, 761156, 778455, 934146, 951445, 1037940, 1141734, 1245528, 1522312, 1556910, 1712601, 1868292, 1902890, 2075880, 2283468, 2335365, 2854335, 3113820, 3425202, 3736584, 3805780, 4566936, 4670730, 5137803, 5708670, 6227640, 6850404, 7611560, 8563005, 9341460, 10275606, 11417340, 13700808, 17126010, 18682920, 20551212, 22834680, 25689015, 34252020, 41102424, 51378030, 68504040, 102756060, 205512120]

約数ペア:

[(1, 205512120), (2, 102756060), (3, 68504040), (4, 51378030), (5, 41102424), (6, 34252020), (8, 25689015), (9, 22834680), (10, 20551212), (11, 18682920), (12, 17126010), (15, 13700808), (18, 11417340), (20, 10275606), (22, 9341460), (24, 8563005), (27, 7611560), (30, 6850404), (33, 6227640), (36, 5708670), (40, 5137803), (44, 4670730), (45, 4566936), (54, 3805780), (55, 3736584), (60, 3425202), (66, 3113820), (72, 2854335), (88, 2335365), (90, 2283468), (99, 2075880), (108, 1902890), (110, 1868292), (120, 1712601), (132, 1556910), (135, 1522312), (165, 1245528), (180, 1141734), (198, 1037940), (216, 951445), (220, 934146), (264, 778455), (270, 761156), (297, 691960), (330, 622764), (360, 570867), (396, 518970), (440, 467073), (495, 415176), (540, 380578), (594, 345980), (660, 311382), (792, 259485), (990, 207588), (1080, 190289), (1188, 172990), (1320, 155691), (1485, 138392), (1980, 103794), (2376, 86495), (2970, 69196), (3960, 51897), (5940, 34598), (11880, 17299)]