257896320

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{12211}}^1$

素因数の和:12244

約数の個数: 128

約数和(自身を含む): 896849280

約数和(自身を除く): 638952960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 110, 120, 128, 132, 160, 165, 176, 192, 220, 240, 264, 320, 330, 352, 384, 440, 480, 528, 640, 660, 704, 880, 960, 1056, 1320, 1408, 1760, 1920, 2112, 2640, 3520, 4224, 5280, 7040, 10560, 12211, 21120, 24422, 36633, 48844, 61055, 73266, 97688, 122110, 134321, 146532, 183165, 195376, 244220, 268642, 293064, 366330, 390752, 402963, 488440, 537284, 586128, 671605, 732660, 781504, 805926, 976880, 1074568, 1172256, 1343210, 1465320, 1563008, 1611852, 1953760, 2014815, 2149136, 2344512, 2686420, 2930640, 3223704, 3907520, 4029630, 4298272, 4689024, 5372840, 5861280, 6447408, 7815040, 8059260, 8596544, 10745680, 11722560, 12894816, 16118520, 17193088, 21491360, 23445120, 25789632, 32237040, 42982720, 51579264, 64474080, 85965440, 128948160, 257896320]

約数ペア:

[(1, 257896320), (2, 128948160), (3, 85965440), (4, 64474080), (5, 51579264), (6, 42982720), (8, 32237040), (10, 25789632), (11, 23445120), (12, 21491360), (15, 17193088), (16, 16118520), (20, 12894816), (22, 11722560), (24, 10745680), (30, 8596544), (32, 8059260), (33, 7815040), (40, 6447408), (44, 5861280), (48, 5372840), (55, 4689024), (60, 4298272), (64, 4029630), (66, 3907520), (80, 3223704), (88, 2930640), (96, 2686420), (110, 2344512), (120, 2149136), (128, 2014815), (132, 1953760), (160, 1611852), (165, 1563008), (176, 1465320), (192, 1343210), (220, 1172256), (240, 1074568), (264, 976880), (320, 805926), (330, 781504), (352, 732660), (384, 671605), (440, 586128), (480, 537284), (528, 488440), (640, 402963), (660, 390752), (704, 366330), (880, 293064), (960, 268642), (1056, 244220), (1320, 195376), (1408, 183165), (1760, 146532), (1920, 134321), (2112, 122110), (2640, 97688), (3520, 73266), (4224, 61055), (5280, 48844), (7040, 36633), (10560, 24422), (12211, 21120)]