280228248

素因数分解:

$2^3\times 3^4\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1$

素因数の和:263

約数の個数: 160

約数和(自身を含む): 819363600

約数和(自身を除く): 539135352

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 43, 54, 72, 81, 86, 89, 108, 113, 129, 162, 172, 178, 216, 226, 258, 267, 324, 339, 344, 356, 387, 452, 516, 534, 648, 678, 712, 774, 801, 904, 1017, 1032, 1068, 1161, 1356, 1548, 1602, 2034, 2136, 2322, 2403, 2712, 3051, 3096, 3204, 3483, 3827, 4068, 4644, 4806, 4859, 6102, 6408, 6966, 7209, 7654, 8136, 9153, 9288, 9612, 9718, 10057, 11481, 12204, 13932, 14418, 14577, 15308, 18306, 19224, 19436, 20114, 22962, 24408, 27864, 28836, 29154, 30171, 30616, 34443, 36612, 38872, 40228, 43731, 45924, 57672, 58308, 60342, 68886, 73224, 80456, 87462, 90513, 91848, 103329, 116616, 120684, 131193, 137772, 174924, 181026, 206658, 241368, 262386, 271539, 275544, 309987, 349848, 362052, 393579, 413316, 432451, 524772, 543078, 619974, 724104, 787158, 814617, 826632, 864902, 1049544, 1086156, 1239948, 1297353, 1574316, 1629234, 1729804, 2172312, 2479896, 2594706, 3148632, 3258468, 3459608, 3892059, 5189412, 6516936, 7784118, 10378824, 11676177, 15568236, 23352354, 31136472, 35028531, 46704708, 70057062, 93409416, 140114124, 280228248]

約数ペア:

[(1, 280228248), (2, 140114124), (3, 93409416), (4, 70057062), (6, 46704708), (8, 35028531), (9, 31136472), (12, 23352354), (18, 15568236), (24, 11676177), (27, 10378824), (36, 7784118), (43, 6516936), (54, 5189412), (72, 3892059), (81, 3459608), (86, 3258468), (89, 3148632), (108, 2594706), (113, 2479896), (129, 2172312), (162, 1729804), (172, 1629234), (178, 1574316), (216, 1297353), (226, 1239948), (258, 1086156), (267, 1049544), (324, 864902), (339, 826632), (344, 814617), (356, 787158), (387, 724104), (452, 619974), (516, 543078), (534, 524772), (648, 432451), (678, 413316), (712, 393579), (774, 362052), (801, 349848), (904, 309987), (1017, 275544), (1032, 271539), (1068, 262386), (1161, 241368), (1356, 206658), (1548, 181026), (1602, 174924), (2034, 137772), (2136, 131193), (2322, 120684), (2403, 116616), (2712, 103329), (3051, 91848), (3096, 90513), (3204, 87462), (3483, 80456), (3827, 73224), (4068, 68886), (4644, 60342), (4806, 58308), (4859, 57672), (6102, 45924), (6408, 43731), (6966, 40228), (7209, 38872), (7654, 36612), (8136, 34443), (9153, 30616), (9288, 30171), (9612, 29154), (9718, 28836), (10057, 27864), (11481, 24408), (12204, 22962), (13932, 20114), (14418, 19436), (14577, 19224), (15308, 18306)]