291265212

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{29}}^2\times {\mathrm{31}}^1$

素因数の和:129

約数の個数: 216

約数和(自身を含む): 889674240

約数和(自身を除く): 598409028

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 29, 31, 38, 42, 49, 57, 58, 62, 76, 84, 87, 93, 98, 114, 116, 124, 133, 147, 174, 186, 196, 203, 217, 228, 266, 294, 348, 372, 399, 406, 434, 532, 551, 588, 589, 609, 651, 798, 812, 841, 868, 899, 931, 1102, 1178, 1218, 1302, 1421, 1519, 1596, 1653, 1682, 1767, 1798, 1862, 2204, 2356, 2436, 2523, 2604, 2697, 2793, 2842, 3038, 3306, 3364, 3534, 3596, 3724, 3857, 4123, 4263, 4557, 5046, 5394, 5586, 5684, 5887, 6076, 6293, 6612, 7068, 7714, 8246, 8526, 9114, 10092, 10788, 11172, 11571, 11774, 12369, 12586, 15428, 15979, 16492, 17052, 17081, 17661, 18228, 18879, 23142, 23548, 24738, 25172, 26071, 26999, 28861, 31958, 34162, 35322, 37758, 41209, 44051, 46284, 47937, 49476, 51243, 52142, 53998, 57722, 63916, 68324, 70644, 75516, 78213, 80997, 82418, 86583, 88102, 95874, 102486, 104284, 107996, 111853, 115444, 119567, 123627, 132153, 156426, 161994, 164836, 173166, 176204, 182497, 191748, 204972, 223706, 239134, 247254, 264306, 312852, 323988, 335559, 346332, 358701, 364994, 447412, 478268, 494508, 495349, 528612, 547491, 671118, 717402, 729988, 782971, 836969, 990698, 1094982, 1277479, 1342236, 1434804, 1486047, 1565942, 1673938, 1981396, 2189964, 2348913, 2510907, 2554958, 2972094, 3131884, 3347876, 3467443, 3832437, 4697826, 5021814, 5109916, 5944188, 6934886, 7664874, 9395652, 10043628, 10402329, 13869772, 15329748, 20804658, 24272101, 41609316, 48544202, 72816303, 97088404, 145632606, 291265212]

約数ペア:

[(1, 291265212), (2, 145632606), (3, 97088404), (4, 72816303), (6, 48544202), (7, 41609316), (12, 24272101), (14, 20804658), (19, 15329748), (21, 13869772), (28, 10402329), (29, 10043628), (31, 9395652), (38, 7664874), (42, 6934886), (49, 5944188), (57, 5109916), (58, 5021814), (62, 4697826), (76, 3832437), (84, 3467443), (87, 3347876), (93, 3131884), (98, 2972094), (114, 2554958), (116, 2510907), (124, 2348913), (133, 2189964), (147, 1981396), (174, 1673938), (186, 1565942), (196, 1486047), (203, 1434804), (217, 1342236), (228, 1277479), (266, 1094982), (294, 990698), (348, 836969), (372, 782971), (399, 729988), (406, 717402), (434, 671118), (532, 547491), (551, 528612), (588, 495349), (589, 494508), (609, 478268), (651, 447412), (798, 364994), (812, 358701), (841, 346332), (868, 335559), (899, 323988), (931, 312852), (1102, 264306), (1178, 247254), (1218, 239134), (1302, 223706), (1421, 204972), (1519, 191748), (1596, 182497), (1653, 176204), (1682, 173166), (1767, 164836), (1798, 161994), (1862, 156426), (2204, 132153), (2356, 123627), (2436, 119567), (2523, 115444), (2604, 111853), (2697, 107996), (2793, 104284), (2842, 102486), (3038, 95874), (3306, 88102), (3364, 86583), (3534, 82418), (3596, 80997), (3724, 78213), (3857, 75516), (4123, 70644), (4263, 68324), (4557, 63916), (5046, 57722), (5394, 53998), (5586, 52142), (5684, 51243), (5887, 49476), (6076, 47937), (6293, 46284), (6612, 44051), (7068, 41209), (7714, 37758), (8246, 35322), (8526, 34162), (9114, 31958), (10092, 28861), (10788, 26999), (11172, 26071), (11571, 25172), (11774, 24738), (12369, 23548), (12586, 23142), (15428, 18879), (15979, 18228), (16492, 17661), (17052, 17081)]