216890880

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{911}}^1$

素因数の和:968

約数の個数: 160

約数和(自身を含む): 716525568

約数和(自身を除く): 499634688

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 128, 155, 160, 186, 192, 240, 248, 256, 310, 320, 372, 384, 465, 480, 496, 512, 620, 640, 744, 768, 911, 930, 960, 992, 1240, 1280, 1488, 1536, 1822, 1860, 1920, 1984, 2480, 2560, 2733, 2976, 3644, 3720, 3840, 3968, 4555, 4960, 5466, 5952, 7288, 7440, 7680, 7936, 9110, 9920, 10932, 11904, 13665, 14576, 14880, 15872, 18220, 19840, 21864, 23808, 27330, 28241, 29152, 29760, 36440, 39680, 43728, 47616, 54660, 56482, 58304, 59520, 72880, 79360, 84723, 87456, 109320, 112964, 116608, 119040, 141205, 145760, 169446, 174912, 218640, 225928, 233216, 238080, 282410, 291520, 338892, 349824, 423615, 437280, 451856, 466432, 564820, 583040, 677784, 699648, 847230, 874560, 903712, 1129640, 1166080, 1355568, 1399296, 1694460, 1749120, 1807424, 2259280, 2332160, 2711136, 3388920, 3498240, 3614848, 4518560, 5422272, 6777840, 6996480, 7229696, 9037120, 10844544, 13555680, 14459392, 18074240, 21689088, 27111360, 36148480, 43378176, 54222720, 72296960, 108445440, 216890880]

約数ペア:

[(1, 216890880), (2, 108445440), (3, 72296960), (4, 54222720), (5, 43378176), (6, 36148480), (8, 27111360), (10, 21689088), (12, 18074240), (15, 14459392), (16, 13555680), (20, 10844544), (24, 9037120), (30, 7229696), (31, 6996480), (32, 6777840), (40, 5422272), (48, 4518560), (60, 3614848), (62, 3498240), (64, 3388920), (80, 2711136), (93, 2332160), (96, 2259280), (120, 1807424), (124, 1749120), (128, 1694460), (155, 1399296), (160, 1355568), (186, 1166080), (192, 1129640), (240, 903712), (248, 874560), (256, 847230), (310, 699648), (320, 677784), (372, 583040), (384, 564820), (465, 466432), (480, 451856), (496, 437280), (512, 423615), (620, 349824), (640, 338892), (744, 291520), (768, 282410), (911, 238080), (930, 233216), (960, 225928), (992, 218640), (1240, 174912), (1280, 169446), (1488, 145760), (1536, 141205), (1822, 119040), (1860, 116608), (1920, 112964), (1984, 109320), (2480, 87456), (2560, 84723), (2733, 79360), (2976, 72880), (3644, 59520), (3720, 58304), (3840, 56482), (3968, 54660), (4555, 47616), (4960, 43728), (5466, 39680), (5952, 36440), (7288, 29760), (7440, 29152), (7680, 28241), (7936, 27330), (9110, 23808), (9920, 21864), (10932, 19840), (11904, 18220), (13665, 15872), (14576, 14880)]