217781760

素因数分解:

$2^9\times 3^1\times 5^1\times 7^1\times {\mathrm{4051}}^1$

素因数の和:4084

約数の個数: 160

約数和(自身を含む): 795877632

約数和(自身を除く): 578095872

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, 4051, 4480, 5376, 6720, 7680, 8102, 8960, 10752, 12153, 13440, 16204, 17920, 20255, 24306, 26880, 28357, 32408, 40510, 48612, 53760, 56714, 60765, 64816, 81020, 85071, 97224, 113428, 121530, 129632, 141785, 162040, 170142, 194448, 226856, 243060, 259264, 283570, 324080, 340284, 388896, 425355, 453712, 486120, 518528, 567140, 648160, 680568, 777792, 850710, 907424, 972240, 1037056, 1134280, 1296320, 1361136, 1555584, 1701420, 1814848, 1944480, 2074112, 2268560, 2592640, 2722272, 3111168, 3402840, 3629696, 3888960, 4537120, 5185280, 5444544, 6222336, 6805680, 7259392, 7777920, 9074240, 10370560, 10889088, 13611360, 14518784, 15555840, 18148480, 21778176, 27222720, 31111680, 36296960, 43556352, 54445440, 72593920, 108890880, 217781760]

約数ペア:

[(1, 217781760), (2, 108890880), (3, 72593920), (4, 54445440), (5, 43556352), (6, 36296960), (7, 31111680), (8, 27222720), (10, 21778176), (12, 18148480), (14, 15555840), (15, 14518784), (16, 13611360), (20, 10889088), (21, 10370560), (24, 9074240), (28, 7777920), (30, 7259392), (32, 6805680), (35, 6222336), (40, 5444544), (42, 5185280), (48, 4537120), (56, 3888960), (60, 3629696), (64, 3402840), (70, 3111168), (80, 2722272), (84, 2592640), (96, 2268560), (105, 2074112), (112, 1944480), (120, 1814848), (128, 1701420), (140, 1555584), (160, 1361136), (168, 1296320), (192, 1134280), (210, 1037056), (224, 972240), (240, 907424), (256, 850710), (280, 777792), (320, 680568), (336, 648160), (384, 567140), (420, 518528), (448, 486120), (480, 453712), (512, 425355), (560, 388896), (640, 340284), (672, 324080), (768, 283570), (840, 259264), (896, 243060), (960, 226856), (1120, 194448), (1280, 170142), (1344, 162040), (1536, 141785), (1680, 129632), (1792, 121530), (1920, 113428), (2240, 97224), (2560, 85071), (2688, 81020), (3360, 64816), (3584, 60765), (3840, 56714), (4051, 53760), (4480, 48612), (5376, 40510), (6720, 32408), (7680, 28357), (8102, 26880), (8960, 24306), (10752, 20255), (12153, 17920), (13440, 16204)]