212870160

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{709}}^1$

素因数の和:870

約数の個数: 160

約数和(自身を含む): 739536000

約数和(自身を除く): 526665840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 139, 144, 180, 216, 240, 270, 278, 360, 417, 432, 540, 556, 695, 709, 720, 834, 1080, 1112, 1251, 1390, 1418, 1668, 2085, 2127, 2160, 2224, 2502, 2780, 2836, 3336, 3545, 3753, 4170, 4254, 5004, 5560, 5672, 6255, 6381, 6672, 7090, 7506, 8340, 8508, 10008, 10635, 11120, 11344, 12510, 12762, 14180, 15012, 16680, 17016, 18765, 19143, 20016, 21270, 25020, 25524, 28360, 30024, 31905, 33360, 34032, 37530, 38286, 42540, 50040, 51048, 56720, 60048, 63810, 75060, 76572, 85080, 95715, 98551, 100080, 102096, 127620, 150120, 153144, 170160, 191430, 197102, 255240, 295653, 300240, 306288, 382860, 394204, 492755, 510480, 591306, 765720, 788408, 886959, 985510, 1182612, 1478265, 1531440, 1576816, 1773918, 1971020, 2365224, 2660877, 2956530, 3547836, 3942040, 4434795, 4730448, 5321754, 5913060, 7095672, 7884080, 8869590, 10643508, 11826120, 13304385, 14191344, 17739180, 21287016, 23652240, 26608770, 35478360, 42574032, 53217540, 70956720, 106435080, 212870160]

約数ペア:

[(1, 212870160), (2, 106435080), (3, 70956720), (4, 53217540), (5, 42574032), (6, 35478360), (8, 26608770), (9, 23652240), (10, 21287016), (12, 17739180), (15, 14191344), (16, 13304385), (18, 11826120), (20, 10643508), (24, 8869590), (27, 7884080), (30, 7095672), (36, 5913060), (40, 5321754), (45, 4730448), (48, 4434795), (54, 3942040), (60, 3547836), (72, 2956530), (80, 2660877), (90, 2365224), (108, 1971020), (120, 1773918), (135, 1576816), (139, 1531440), (144, 1478265), (180, 1182612), (216, 985510), (240, 886959), (270, 788408), (278, 765720), (360, 591306), (417, 510480), (432, 492755), (540, 394204), (556, 382860), (695, 306288), (709, 300240), (720, 295653), (834, 255240), (1080, 197102), (1112, 191430), (1251, 170160), (1390, 153144), (1418, 150120), (1668, 127620), (2085, 102096), (2127, 100080), (2160, 98551), (2224, 95715), (2502, 85080), (2780, 76572), (2836, 75060), (3336, 63810), (3545, 60048), (3753, 56720), (4170, 51048), (4254, 50040), (5004, 42540), (5560, 38286), (5672, 37530), (6255, 34032), (6381, 33360), (6672, 31905), (7090, 30024), (7506, 28360), (8340, 25524), (8508, 25020), (10008, 21270), (10635, 20016), (11120, 19143), (11344, 18765), (12510, 17016), (12762, 16680), (14180, 15012)]