1215565456

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{7043}}^1$

素因数の和:7148

約数の個数: 80

約数和(自身を含む): 2850960384

約数和(自身を除く): 1635394928

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 56, 67, 92, 112, 134, 161, 184, 268, 322, 368, 469, 536, 644, 938, 1072, 1288, 1541, 1876, 2576, 3082, 3752, 6164, 7043, 7504, 10787, 12328, 14086, 21574, 24656, 28172, 43148, 49301, 56344, 86296, 98602, 112688, 161989, 172592, 197204, 323978, 394408, 471881, 647956, 788816, 943762, 1133923, 1295912, 1887524, 2267846, 2591824, 3303167, 3775048, 4535692, 6606334, 7550096, 9071384, 10853263, 13212668, 18142768, 21706526, 26425336, 43413052, 52850672, 75972841, 86826104, 151945682, 173652208, 303891364, 607782728, 1215565456]

約数ペア:

[(1, 1215565456), (2, 607782728), (4, 303891364), (7, 173652208), (8, 151945682), (14, 86826104), (16, 75972841), (23, 52850672), (28, 43413052), (46, 26425336), (56, 21706526), (67, 18142768), (92, 13212668), (112, 10853263), (134, 9071384), (161, 7550096), (184, 6606334), (268, 4535692), (322, 3775048), (368, 3303167), (469, 2591824), (536, 2267846), (644, 1887524), (938, 1295912), (1072, 1133923), (1288, 943762), (1541, 788816), (1876, 647956), (2576, 471881), (3082, 394408), (3752, 323978), (6164, 197204), (7043, 172592), (7504, 161989), (10787, 112688), (12328, 98602), (14086, 86296), (21574, 56344), (24656, 49301), (28172, 43148)]