212190720

素因数分解:

$2^9\times 3^1\times 5^1\times 7^1\times {\mathrm{3947}}^1$

素因数の和:3980

約数の個数: 160

約数和(自身を含む): 775450368

約数和(自身を除く): 563259648

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 512, 560, 640, 672, 768, 840, 896, 960, 1120, 1280, 1344, 1536, 1680, 1792, 1920, 2240, 2560, 2688, 3360, 3584, 3840, 3947, 4480, 5376, 6720, 7680, 7894, 8960, 10752, 11841, 13440, 15788, 17920, 19735, 23682, 26880, 27629, 31576, 39470, 47364, 53760, 55258, 59205, 63152, 78940, 82887, 94728, 110516, 118410, 126304, 138145, 157880, 165774, 189456, 221032, 236820, 252608, 276290, 315760, 331548, 378912, 414435, 442064, 473640, 505216, 552580, 631520, 663096, 757824, 828870, 884128, 947280, 1010432, 1105160, 1263040, 1326192, 1515648, 1657740, 1768256, 1894560, 2020864, 2210320, 2526080, 2652384, 3031296, 3315480, 3536512, 3789120, 4420640, 5052160, 5304768, 6062592, 6630960, 7073024, 7578240, 8841280, 10104320, 10609536, 13261920, 14146048, 15156480, 17682560, 21219072, 26523840, 30312960, 35365120, 42438144, 53047680, 70730240, 106095360, 212190720]

約数ペア:

[(1, 212190720), (2, 106095360), (3, 70730240), (4, 53047680), (5, 42438144), (6, 35365120), (7, 30312960), (8, 26523840), (10, 21219072), (12, 17682560), (14, 15156480), (15, 14146048), (16, 13261920), (20, 10609536), (21, 10104320), (24, 8841280), (28, 7578240), (30, 7073024), (32, 6630960), (35, 6062592), (40, 5304768), (42, 5052160), (48, 4420640), (56, 3789120), (60, 3536512), (64, 3315480), (70, 3031296), (80, 2652384), (84, 2526080), (96, 2210320), (105, 2020864), (112, 1894560), (120, 1768256), (128, 1657740), (140, 1515648), (160, 1326192), (168, 1263040), (192, 1105160), (210, 1010432), (224, 947280), (240, 884128), (256, 828870), (280, 757824), (320, 663096), (336, 631520), (384, 552580), (420, 505216), (448, 473640), (480, 442064), (512, 414435), (560, 378912), (640, 331548), (672, 315760), (768, 276290), (840, 252608), (896, 236820), (960, 221032), (1120, 189456), (1280, 165774), (1344, 157880), (1536, 138145), (1680, 126304), (1792, 118410), (1920, 110516), (2240, 94728), (2560, 82887), (2688, 78940), (3360, 63152), (3584, 59205), (3840, 55258), (3947, 53760), (4480, 47364), (5376, 39470), (6720, 31576), (7680, 27629), (7894, 26880), (8960, 23682), (10752, 19735), (11841, 17920), (13440, 15788)]