168543488

素因数分解:

$2^8\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{251}}^1$

素因数の和:371

約数の個数: 72

約数和(自身を含む): 351290016

約数和(自身を除く): 182746528

約数列:

[1, 2, 4, 8, 16, 32, 43, 61, 64, 86, 122, 128, 172, 244, 251, 256, 344, 488, 502, 688, 976, 1004, 1376, 1952, 2008, 2623, 2752, 3904, 4016, 5246, 5504, 7808, 8032, 10492, 10793, 11008, 15311, 15616, 16064, 20984, 21586, 30622, 32128, 41968, 43172, 61244, 64256, 83936, 86344, 122488, 167872, 172688, 244976, 335744, 345376, 489952, 658373, 671488, 690752, 979904, 1316746, 1381504, 1959808, 2633492, 2763008, 3919616, 5266984, 10533968, 21067936, 42135872, 84271744, 168543488]

約数ペア:

[(1, 168543488), (2, 84271744), (4, 42135872), (8, 21067936), (16, 10533968), (32, 5266984), (43, 3919616), (61, 2763008), (64, 2633492), (86, 1959808), (122, 1381504), (128, 1316746), (172, 979904), (244, 690752), (251, 671488), (256, 658373), (344, 489952), (488, 345376), (502, 335744), (688, 244976), (976, 172688), (1004, 167872), (1376, 122488), (1952, 86344), (2008, 83936), (2623, 64256), (2752, 61244), (3904, 43172), (4016, 41968), (5246, 32128), (5504, 30622), (7808, 21586), (8032, 20984), (10492, 16064), (10793, 15616), (11008, 15311)]