219325680

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{43517}}^1$

素因数の和:43543

約数の個数: 120

約数和(自身を含む): 841812192

約数和(自身を除く): 622486512

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 43517, 87034, 130551, 174068, 217585, 261102, 304619, 348136, 391653, 435170, 522204, 609238, 652755, 696272, 783306, 870340, 913857, 1044408, 1218476, 1305510, 1523095, 1566612, 1740680, 1827714, 1958265, 2088816, 2436952, 2611020, 2741571, 3046190, 3133224, 3481360, 3655428, 3916530, 4569285, 4873904, 5222040, 5483142, 6092380, 6266448, 7310856, 7833060, 9138570, 10444080, 10966284, 12184760, 13707855, 14621712, 15666120, 18277140, 21932568, 24369520, 27415710, 31332240, 36554280, 43865136, 54831420, 73108560, 109662840, 219325680]

約数ペア:

[(1, 219325680), (2, 109662840), (3, 73108560), (4, 54831420), (5, 43865136), (6, 36554280), (7, 31332240), (8, 27415710), (9, 24369520), (10, 21932568), (12, 18277140), (14, 15666120), (15, 14621712), (16, 13707855), (18, 12184760), (20, 10966284), (21, 10444080), (24, 9138570), (28, 7833060), (30, 7310856), (35, 6266448), (36, 6092380), (40, 5483142), (42, 5222040), (45, 4873904), (48, 4569285), (56, 3916530), (60, 3655428), (63, 3481360), (70, 3133224), (72, 3046190), (80, 2741571), (84, 2611020), (90, 2436952), (105, 2088816), (112, 1958265), (120, 1827714), (126, 1740680), (140, 1566612), (144, 1523095), (168, 1305510), (180, 1218476), (210, 1044408), (240, 913857), (252, 870340), (280, 783306), (315, 696272), (336, 652755), (360, 609238), (420, 522204), (504, 435170), (560, 391653), (630, 348136), (720, 304619), (840, 261102), (1008, 217585), (1260, 174068), (1680, 130551), (2520, 87034), (5040, 43517)]