81415080

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1627}}^1$

素因数の和:1783

約数の個数: 96

約数和(自身を含む): 266666400

約数和(自身を除く): 185251320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 139, 180, 278, 360, 417, 556, 695, 834, 1112, 1251, 1390, 1627, 1668, 2085, 2502, 2780, 3254, 3336, 4170, 4881, 5004, 5560, 6255, 6508, 8135, 8340, 9762, 10008, 12510, 13016, 14643, 16270, 16680, 19524, 24405, 25020, 29286, 32540, 39048, 48810, 50040, 58572, 65080, 73215, 97620, 117144, 146430, 195240, 226153, 292860, 452306, 585720, 678459, 904612, 1130765, 1356918, 1809224, 2035377, 2261530, 2713836, 3392295, 4070754, 4523060, 5427672, 6784590, 8141508, 9046120, 10176885, 13569180, 16283016, 20353770, 27138360, 40707540, 81415080]

約数ペア:

[(1, 81415080), (2, 40707540), (3, 27138360), (4, 20353770), (5, 16283016), (6, 13569180), (8, 10176885), (9, 9046120), (10, 8141508), (12, 6784590), (15, 5427672), (18, 4523060), (20, 4070754), (24, 3392295), (30, 2713836), (36, 2261530), (40, 2035377), (45, 1809224), (60, 1356918), (72, 1130765), (90, 904612), (120, 678459), (139, 585720), (180, 452306), (278, 292860), (360, 226153), (417, 195240), (556, 146430), (695, 117144), (834, 97620), (1112, 73215), (1251, 65080), (1390, 58572), (1627, 50040), (1668, 48810), (2085, 39048), (2502, 32540), (2780, 29286), (3254, 25020), (3336, 24405), (4170, 19524), (4881, 16680), (5004, 16270), (5560, 14643), (6255, 13016), (6508, 12510), (8135, 10008), (8340, 9762)]