211812720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{126079}}^1$

素因数の和:126102

約数の個数: 80

約数和(自身を含む): 750428160

約数和(自身を除く): 538615440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 126079, 252158, 378237, 504316, 630395, 756474, 882553, 1008632, 1260790, 1512948, 1765106, 1891185, 2017264, 2521580, 2647659, 3025896, 3530212, 3782370, 4412765, 5043160, 5295318, 6051792, 7060424, 7564740, 8825530, 10086320, 10590636, 13238295, 14120848, 15129480, 17651060, 21181272, 26476590, 30258960, 35302120, 42362544, 52953180, 70604240, 105906360, 211812720]

約数ペア:

[(1, 211812720), (2, 105906360), (3, 70604240), (4, 52953180), (5, 42362544), (6, 35302120), (7, 30258960), (8, 26476590), (10, 21181272), (12, 17651060), (14, 15129480), (15, 14120848), (16, 13238295), (20, 10590636), (21, 10086320), (24, 8825530), (28, 7564740), (30, 7060424), (35, 6051792), (40, 5295318), (42, 5043160), (48, 4412765), (56, 3782370), (60, 3530212), (70, 3025896), (80, 2647659), (84, 2521580), (105, 2017264), (112, 1891185), (120, 1765106), (140, 1512948), (168, 1260790), (210, 1008632), (240, 882553), (280, 756474), (336, 630395), (420, 504316), (560, 378237), (840, 252158), (1680, 126079)]