219989296

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{431}}^1$

素因数の和:554

約数の個数: 80

約数和(自身を含む): 475683840

約数和(自身を除く): 255694544

約数列:

[1, 2, 4, 8, 16, 19, 23, 38, 46, 73, 76, 92, 146, 152, 184, 292, 304, 368, 431, 437, 584, 862, 874, 1168, 1387, 1679, 1724, 1748, 2774, 3358, 3448, 3496, 5548, 6716, 6896, 6992, 8189, 9913, 11096, 13432, 16378, 19826, 22192, 26864, 31463, 31901, 32756, 39652, 62926, 63802, 65512, 79304, 125852, 127604, 131024, 158608, 188347, 251704, 255208, 376694, 503408, 510416, 597797, 723649, 753388, 1195594, 1447298, 1506776, 2391188, 2894596, 3013552, 4782376, 5789192, 9564752, 11578384, 13749331, 27498662, 54997324, 109994648, 219989296]

約数ペア:

[(1, 219989296), (2, 109994648), (4, 54997324), (8, 27498662), (16, 13749331), (19, 11578384), (23, 9564752), (38, 5789192), (46, 4782376), (73, 3013552), (76, 2894596), (92, 2391188), (146, 1506776), (152, 1447298), (184, 1195594), (292, 753388), (304, 723649), (368, 597797), (431, 510416), (437, 503408), (584, 376694), (862, 255208), (874, 251704), (1168, 188347), (1387, 158608), (1679, 131024), (1724, 127604), (1748, 125852), (2774, 79304), (3358, 65512), (3448, 63802), (3496, 62926), (5548, 39652), (6716, 32756), (6896, 31901), (6992, 31463), (8189, 26864), (9913, 22192), (11096, 19826), (13432, 16378)]