77400840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{307}}^1$

素因数の和:523

約数の個数: 128

約数和(自身を含む): 255467520

約数和(自身を除く): 178066680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 191, 220, 264, 307, 330, 382, 440, 573, 614, 660, 764, 921, 955, 1146, 1228, 1320, 1528, 1535, 1842, 1910, 2101, 2292, 2456, 2865, 3070, 3377, 3684, 3820, 4202, 4584, 4605, 5730, 6140, 6303, 6754, 7368, 7640, 8404, 9210, 10131, 10505, 11460, 12280, 12606, 13508, 16808, 16885, 18420, 20262, 21010, 22920, 25212, 27016, 31515, 33770, 36840, 40524, 42020, 50424, 50655, 58637, 63030, 67540, 81048, 84040, 101310, 117274, 126060, 135080, 175911, 202620, 234548, 252120, 293185, 351822, 405240, 469096, 586370, 645007, 703644, 879555, 1172740, 1290014, 1407288, 1759110, 1935021, 2345480, 2580028, 3225035, 3518220, 3870042, 5160056, 6450070, 7036440, 7740084, 9675105, 12900140, 15480168, 19350210, 25800280, 38700420, 77400840]

約数ペア:

[(1, 77400840), (2, 38700420), (3, 25800280), (4, 19350210), (5, 15480168), (6, 12900140), (8, 9675105), (10, 7740084), (11, 7036440), (12, 6450070), (15, 5160056), (20, 3870042), (22, 3518220), (24, 3225035), (30, 2580028), (33, 2345480), (40, 1935021), (44, 1759110), (55, 1407288), (60, 1290014), (66, 1172740), (88, 879555), (110, 703644), (120, 645007), (132, 586370), (165, 469096), (191, 405240), (220, 351822), (264, 293185), (307, 252120), (330, 234548), (382, 202620), (440, 175911), (573, 135080), (614, 126060), (660, 117274), (764, 101310), (921, 84040), (955, 81048), (1146, 67540), (1228, 63030), (1320, 58637), (1528, 50655), (1535, 50424), (1842, 42020), (1910, 40524), (2101, 36840), (2292, 33770), (2456, 31515), (2865, 27016), (3070, 25212), (3377, 22920), (3684, 21010), (3820, 20262), (4202, 18420), (4584, 16885), (4605, 16808), (5730, 13508), (6140, 12606), (6303, 12280), (6754, 11460), (7368, 10505), (7640, 10131), (8404, 9210)]