254780328

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1$

素因数の和:343

約数の個数: 128

約数和(自身を含む): 718502400

約数和(自身を除く): 463722072

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 53, 66, 88, 106, 131, 132, 139, 159, 212, 262, 264, 278, 318, 393, 417, 424, 524, 556, 583, 636, 786, 834, 1048, 1112, 1166, 1272, 1441, 1529, 1572, 1668, 1749, 2332, 2882, 3058, 3144, 3336, 3498, 4323, 4587, 4664, 5764, 6116, 6943, 6996, 7367, 8646, 9174, 11528, 12232, 13886, 13992, 14734, 17292, 18209, 18348, 20829, 22101, 27772, 29468, 34584, 36418, 36696, 41658, 44202, 54627, 55544, 58936, 72836, 76373, 81037, 83316, 88404, 109254, 145672, 152746, 162074, 166632, 176808, 200299, 218508, 229119, 243111, 305492, 324148, 400598, 437016, 458238, 486222, 600897, 610984, 648296, 801196, 916476, 965077, 972444, 1201794, 1602392, 1832952, 1930154, 1944888, 2403588, 2895231, 3860308, 4807176, 5790462, 7720616, 10615847, 11580924, 21231694, 23161848, 31847541, 42463388, 63695082, 84926776, 127390164, 254780328]

約数ペア:

[(1, 254780328), (2, 127390164), (3, 84926776), (4, 63695082), (6, 42463388), (8, 31847541), (11, 23161848), (12, 21231694), (22, 11580924), (24, 10615847), (33, 7720616), (44, 5790462), (53, 4807176), (66, 3860308), (88, 2895231), (106, 2403588), (131, 1944888), (132, 1930154), (139, 1832952), (159, 1602392), (212, 1201794), (262, 972444), (264, 965077), (278, 916476), (318, 801196), (393, 648296), (417, 610984), (424, 600897), (524, 486222), (556, 458238), (583, 437016), (636, 400598), (786, 324148), (834, 305492), (1048, 243111), (1112, 229119), (1166, 218508), (1272, 200299), (1441, 176808), (1529, 166632), (1572, 162074), (1668, 152746), (1749, 145672), (2332, 109254), (2882, 88404), (3058, 83316), (3144, 81037), (3336, 76373), (3498, 72836), (4323, 58936), (4587, 55544), (4664, 54627), (5764, 44202), (6116, 41658), (6943, 36696), (6996, 36418), (7367, 34584), (8646, 29468), (9174, 27772), (11528, 22101), (12232, 20829), (13886, 18348), (13992, 18209), (14734, 17292)]