20129021304

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{463}}^1\times {\mathrm{1031}}^1$

素因数の和:1761

約数の個数: 128

約数和(自身を含む): 57921454080

約数和(自身を除く): 37792432776

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 251, 463, 502, 753, 926, 1004, 1031, 1389, 1506, 1757, 1852, 2008, 2062, 2778, 3012, 3093, 3241, 3514, 3704, 4124, 5271, 5556, 6024, 6186, 6482, 7028, 7217, 8248, 9723, 10542, 11112, 12372, 12964, 14056, 14434, 19446, 21084, 21651, 24744, 25928, 28868, 38892, 42168, 43302, 57736, 77784, 86604, 116213, 173208, 232426, 258781, 348639, 464852, 477353, 517562, 697278, 776343, 813491, 929704, 954706, 1035124, 1394556, 1432059, 1552686, 1626982, 1811467, 1909412, 2070248, 2440473, 2789112, 2864118, 3105372, 3253964, 3341471, 3622934, 3818824, 4880946, 5434401, 5728236, 6210744, 6507928, 6682942, 7245868, 9761892, 10024413, 10868802, 11456472, 13365884, 14491736, 19523784, 20048826, 21737604, 26731768, 40097652, 43475208, 80195304, 119815603, 239631206, 359446809, 479262412, 718893618, 838709221, 958524824, 1437787236, 1677418442, 2516127663, 2875574472, 3354836884, 5032255326, 6709673768, 10064510652, 20129021304]

約数ペア:

[(1, 20129021304), (2, 10064510652), (3, 6709673768), (4, 5032255326), (6, 3354836884), (7, 2875574472), (8, 2516127663), (12, 1677418442), (14, 1437787236), (21, 958524824), (24, 838709221), (28, 718893618), (42, 479262412), (56, 359446809), (84, 239631206), (168, 119815603), (251, 80195304), (463, 43475208), (502, 40097652), (753, 26731768), (926, 21737604), (1004, 20048826), (1031, 19523784), (1389, 14491736), (1506, 13365884), (1757, 11456472), (1852, 10868802), (2008, 10024413), (2062, 9761892), (2778, 7245868), (3012, 6682942), (3093, 6507928), (3241, 6210744), (3514, 5728236), (3704, 5434401), (4124, 4880946), (5271, 3818824), (5556, 3622934), (6024, 3341471), (6186, 3253964), (6482, 3105372), (7028, 2864118), (7217, 2789112), (8248, 2440473), (9723, 2070248), (10542, 1909412), (11112, 1811467), (12372, 1626982), (12964, 1552686), (14056, 1432059), (14434, 1394556), (19446, 1035124), (21084, 954706), (21651, 929704), (24744, 813491), (25928, 776343), (28868, 697278), (38892, 517562), (42168, 477353), (43302, 464852), (57736, 348639), (77784, 258781), (86604, 232426), (116213, 173208)]