645923328

素因数分解:

$2^9\times 3^1\times {\mathrm{211}}^1\times {\mathrm{1993}}^1$

素因数の和:2225

約数の個数: 80

約数和(自身を含む): 1729802976

約数和(自身を除く): 1083879648

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 211, 256, 384, 422, 512, 633, 768, 844, 1266, 1536, 1688, 1993, 2532, 3376, 3986, 5064, 5979, 6752, 7972, 10128, 11958, 13504, 15944, 20256, 23916, 27008, 31888, 40512, 47832, 54016, 63776, 81024, 95664, 108032, 127552, 162048, 191328, 255104, 324096, 382656, 420523, 510208, 765312, 841046, 1020416, 1261569, 1530624, 1682092, 2523138, 3061248, 3364184, 5046276, 6728368, 10092552, 13456736, 20185104, 26913472, 40370208, 53826944, 80740416, 107653888, 161480832, 215307776, 322961664, 645923328]

約数ペア:

[(1, 645923328), (2, 322961664), (3, 215307776), (4, 161480832), (6, 107653888), (8, 80740416), (12, 53826944), (16, 40370208), (24, 26913472), (32, 20185104), (48, 13456736), (64, 10092552), (96, 6728368), (128, 5046276), (192, 3364184), (211, 3061248), (256, 2523138), (384, 1682092), (422, 1530624), (512, 1261569), (633, 1020416), (768, 841046), (844, 765312), (1266, 510208), (1536, 420523), (1688, 382656), (1993, 324096), (2532, 255104), (3376, 191328), (3986, 162048), (5064, 127552), (5979, 108032), (6752, 95664), (7972, 81024), (10128, 63776), (11958, 54016), (13504, 47832), (15944, 40512), (20256, 31888), (23916, 27008)]