281775240

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1877}}^1$

素因数の和:2036

約数の個数: 128

約数和(自身を含む): 946512000

約数和(自身を除く): 664736760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 139, 180, 216, 270, 278, 360, 417, 540, 556, 695, 834, 1080, 1112, 1251, 1390, 1668, 1877, 2085, 2502, 2780, 3336, 3753, 3754, 4170, 5004, 5560, 5631, 6255, 7506, 7508, 8340, 9385, 10008, 11262, 12510, 15012, 15016, 16680, 16893, 18765, 18770, 22524, 25020, 28155, 30024, 33786, 37530, 37540, 45048, 50040, 50679, 56310, 67572, 75060, 75080, 84465, 101358, 112620, 135144, 150120, 168930, 202716, 225240, 253395, 260903, 337860, 405432, 506790, 521806, 675720, 782709, 1013580, 1043612, 1304515, 1565418, 2027160, 2087224, 2348127, 2609030, 3130836, 3913545, 4696254, 5218060, 6261672, 7044381, 7827090, 9392508, 10436120, 11740635, 14088762, 15654180, 18785016, 23481270, 28177524, 31308360, 35221905, 46962540, 56355048, 70443810, 93925080, 140887620, 281775240]

約数ペア:

[(1, 281775240), (2, 140887620), (3, 93925080), (4, 70443810), (5, 56355048), (6, 46962540), (8, 35221905), (9, 31308360), (10, 28177524), (12, 23481270), (15, 18785016), (18, 15654180), (20, 14088762), (24, 11740635), (27, 10436120), (30, 9392508), (36, 7827090), (40, 7044381), (45, 6261672), (54, 5218060), (60, 4696254), (72, 3913545), (90, 3130836), (108, 2609030), (120, 2348127), (135, 2087224), (139, 2027160), (180, 1565418), (216, 1304515), (270, 1043612), (278, 1013580), (360, 782709), (417, 675720), (540, 521806), (556, 506790), (695, 405432), (834, 337860), (1080, 260903), (1112, 253395), (1251, 225240), (1390, 202716), (1668, 168930), (1877, 150120), (2085, 135144), (2502, 112620), (2780, 101358), (3336, 84465), (3753, 75080), (3754, 75060), (4170, 67572), (5004, 56310), (5560, 50679), (5631, 50040), (6255, 45048), (7506, 37540), (7508, 37530), (8340, 33786), (9385, 30024), (10008, 28155), (11262, 25020), (12510, 22524), (15012, 18770), (15016, 18765), (16680, 16893)]