211251456

素因数分解:

$2^8\times 3^3\times {\mathrm{13}}^1\times {\mathrm{2351}}^1$

素因数の和:2389

約数の個数: 144

約数和(自身を含む): 673048320

約数和(自身を除く): 461796864

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 32, 36, 39, 48, 52, 54, 64, 72, 78, 96, 104, 108, 117, 128, 144, 156, 192, 208, 216, 234, 256, 288, 312, 351, 384, 416, 432, 468, 576, 624, 702, 768, 832, 864, 936, 1152, 1248, 1404, 1664, 1728, 1872, 2304, 2351, 2496, 2808, 3328, 3456, 3744, 4702, 4992, 5616, 6912, 7053, 7488, 9404, 9984, 11232, 14106, 14976, 18808, 21159, 22464, 28212, 29952, 30563, 37616, 42318, 44928, 56424, 61126, 63477, 75232, 84636, 89856, 91689, 112848, 122252, 126954, 150464, 169272, 183378, 225696, 244504, 253908, 275067, 300928, 338544, 366756, 451392, 489008, 507816, 550134, 601856, 677088, 733512, 825201, 902784, 978016, 1015632, 1100268, 1354176, 1467024, 1650402, 1805568, 1956032, 2031264, 2200536, 2708352, 2934048, 3300804, 3912064, 4062528, 4401072, 5416704, 5868096, 6601608, 7824128, 8125056, 8802144, 11736192, 13203216, 16250112, 17604288, 23472384, 26406432, 35208576, 52812864, 70417152, 105625728, 211251456]

約数ペア:

[(1, 211251456), (2, 105625728), (3, 70417152), (4, 52812864), (6, 35208576), (8, 26406432), (9, 23472384), (12, 17604288), (13, 16250112), (16, 13203216), (18, 11736192), (24, 8802144), (26, 8125056), (27, 7824128), (32, 6601608), (36, 5868096), (39, 5416704), (48, 4401072), (52, 4062528), (54, 3912064), (64, 3300804), (72, 2934048), (78, 2708352), (96, 2200536), (104, 2031264), (108, 1956032), (117, 1805568), (128, 1650402), (144, 1467024), (156, 1354176), (192, 1100268), (208, 1015632), (216, 978016), (234, 902784), (256, 825201), (288, 733512), (312, 677088), (351, 601856), (384, 550134), (416, 507816), (432, 489008), (468, 451392), (576, 366756), (624, 338544), (702, 300928), (768, 275067), (832, 253908), (864, 244504), (936, 225696), (1152, 183378), (1248, 169272), (1404, 150464), (1664, 126954), (1728, 122252), (1872, 112848), (2304, 91689), (2351, 89856), (2496, 84636), (2808, 75232), (3328, 63477), (3456, 61126), (3744, 56424), (4702, 44928), (4992, 42318), (5616, 37616), (6912, 30563), (7053, 29952), (7488, 28212), (9404, 22464), (9984, 21159), (11232, 18808), (14106, 14976)]