77178060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{2731}}^1$

素因数の和:2903

約数の個数: 72

約数和(自身を含む): 235684176

約数和(自身を除く): 158506116

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 157, 180, 314, 471, 628, 785, 942, 1413, 1570, 1884, 2355, 2731, 2826, 3140, 4710, 5462, 5652, 7065, 8193, 9420, 10924, 13655, 14130, 16386, 24579, 27310, 28260, 32772, 40965, 49158, 54620, 81930, 98316, 122895, 163860, 245790, 428767, 491580, 857534, 1286301, 1715068, 2143835, 2572602, 3858903, 4287670, 5145204, 6431505, 7717806, 8575340, 12863010, 15435612, 19294515, 25726020, 38589030, 77178060]

約数ペア:

[(1, 77178060), (2, 38589030), (3, 25726020), (4, 19294515), (5, 15435612), (6, 12863010), (9, 8575340), (10, 7717806), (12, 6431505), (15, 5145204), (18, 4287670), (20, 3858903), (30, 2572602), (36, 2143835), (45, 1715068), (60, 1286301), (90, 857534), (157, 491580), (180, 428767), (314, 245790), (471, 163860), (628, 122895), (785, 98316), (942, 81930), (1413, 54620), (1570, 49158), (1884, 40965), (2355, 32772), (2731, 28260), (2826, 27310), (3140, 24579), (4710, 16386), (5462, 14130), (5652, 13655), (7065, 10924), (8193, 9420)]