215416320

素因数分解:

$2^9\times 3^1\times 5^1\times 7^1\times {\mathrm{4007}}^1$

素因数の和:4040

約数の個数: 160

約数和(自身を含む): 787235328

約数和(自身を除く): 571819008

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, 4007, 4480, 5376, 6720, 7680, 8014, 8960, 10752, 12021, 13440, 16028, 17920, 20035, 24042, 26880, 28049, 32056, 40070, 48084, 53760, 56098, 60105, 64112, 80140, 84147, 96168, 112196, 120210, 128224, 140245, 160280, 168294, 192336, 224392, 240420, 256448, 280490, 320560, 336588, 384672, 420735, 448784, 480840, 512896, 560980, 641120, 673176, 769344, 841470, 897568, 961680, 1025792, 1121960, 1282240, 1346352, 1538688, 1682940, 1795136, 1923360, 2051584, 2243920, 2564480, 2692704, 3077376, 3365880, 3590272, 3846720, 4487840, 5128960, 5385408, 6154752, 6731760, 7180544, 7693440, 8975680, 10257920, 10770816, 13463520, 14361088, 15386880, 17951360, 21541632, 26927040, 30773760, 35902720, 43083264, 53854080, 71805440, 107708160, 215416320]

約数ペア:

[(1, 215416320), (2, 107708160), (3, 71805440), (4, 53854080), (5, 43083264), (6, 35902720), (7, 30773760), (8, 26927040), (10, 21541632), (12, 17951360), (14, 15386880), (15, 14361088), (16, 13463520), (20, 10770816), (21, 10257920), (24, 8975680), (28, 7693440), (30, 7180544), (32, 6731760), (35, 6154752), (40, 5385408), (42, 5128960), (48, 4487840), (56, 3846720), (60, 3590272), (64, 3365880), (70, 3077376), (80, 2692704), (84, 2564480), (96, 2243920), (105, 2051584), (112, 1923360), (120, 1795136), (128, 1682940), (140, 1538688), (160, 1346352), (168, 1282240), (192, 1121960), (210, 1025792), (224, 961680), (240, 897568), (256, 841470), (280, 769344), (320, 673176), (336, 641120), (384, 560980), (420, 512896), (448, 480840), (480, 448784), (512, 420735), (560, 384672), (640, 336588), (672, 320560), (768, 280490), (840, 256448), (896, 240420), (960, 224392), (1120, 192336), (1280, 168294), (1344, 160280), (1536, 140245), (1680, 128224), (1792, 120210), (1920, 112196), (2240, 96168), (2560, 84147), (2688, 80140), (3360, 64112), (3584, 60105), (3840, 56098), (4007, 53760), (4480, 48084), (5376, 40070), (6720, 32056), (7680, 28049), (8014, 26880), (8960, 24042), (10752, 20035), (12021, 17920), (13440, 16028)]