51452040

素因数分解:

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

素因数の和:2902

約数の個数: 64

約数和(自身を含む): 155396160

約数和(自身を除く): 103944120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 157, 314, 471, 628, 785, 942, 1256, 1570, 1884, 2355, 2731, 3140, 3768, 4710, 5462, 6280, 8193, 9420, 10924, 13655, 16386, 18840, 21848, 27310, 32772, 40965, 54620, 65544, 81930, 109240, 163860, 327720, 428767, 857534, 1286301, 1715068, 2143835, 2572602, 3430136, 4287670, 5145204, 6431505, 8575340, 10290408, 12863010, 17150680, 25726020, 51452040]

約数ペア:

[(1, 51452040), (2, 25726020), (3, 17150680), (4, 12863010), (5, 10290408), (6, 8575340), (8, 6431505), (10, 5145204), (12, 4287670), (15, 3430136), (20, 2572602), (24, 2143835), (30, 1715068), (40, 1286301), (60, 857534), (120, 428767), (157, 327720), (314, 163860), (471, 109240), (628, 81930), (785, 65544), (942, 54620), (1256, 40965), (1570, 32772), (1884, 27310), (2355, 21848), (2731, 18840), (3140, 16386), (3768, 13655), (4710, 10924), (5462, 9420), (6280, 8193)]