290537208

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2$

素因数の和:123

約数の個数: 288

約数和(自身を含む): 975920400

約数和(自身を除く): 685383192

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 17, 18, 19, 24, 26, 31, 34, 36, 38, 39, 51, 52, 57, 62, 68, 72, 76, 78, 93, 102, 104, 114, 117, 124, 136, 152, 153, 156, 171, 186, 204, 221, 228, 234, 247, 248, 279, 306, 312, 323, 342, 372, 403, 408, 442, 456, 468, 494, 527, 558, 589, 612, 646, 663, 684, 741, 744, 806, 884, 936, 961, 969, 988, 1054, 1116, 1178, 1209, 1224, 1292, 1326, 1368, 1482, 1581, 1612, 1767, 1768, 1922, 1938, 1976, 1989, 2108, 2223, 2232, 2356, 2418, 2584, 2652, 2883, 2907, 2964, 3162, 3224, 3534, 3627, 3844, 3876, 3978, 4199, 4216, 4446, 4712, 4743, 4836, 5301, 5304, 5766, 5814, 5928, 6324, 6851, 7068, 7254, 7657, 7688, 7752, 7956, 8398, 8649, 8892, 9486, 9672, 10013, 10602, 11532, 11628, 12493, 12597, 12648, 13702, 14136, 14508, 15314, 15912, 16337, 16796, 17298, 17784, 18259, 18972, 20026, 20553, 21204, 22971, 23064, 23256, 24986, 25194, 27404, 29016, 30039, 30628, 32674, 33592, 34596, 36518, 37479, 37791, 37944, 40052, 41106, 42408, 45942, 49011, 49972, 50388, 54777, 54808, 60078, 61256, 61659, 65348, 68913, 69192, 73036, 74958, 75582, 80104, 82212, 90117, 91884, 98022, 99944, 100776, 109554, 112437, 120156, 123318, 130169, 130696, 137826, 146072, 147033, 149916, 151164, 164331, 164424, 180234, 183768, 196044, 212381, 219108, 224874, 237367, 240312, 246636, 260338, 275652, 294066, 299832, 302328, 310403, 328662, 360468, 390507, 392088, 424762, 438216, 449748, 474734, 493272, 520676, 551304, 588132, 620806, 637143, 657324, 712101, 720936, 781014, 849524, 899496, 931209, 949468, 1041352, 1171521, 1176264, 1241612, 1274286, 1314648, 1424202, 1562028, 1699048, 1862418, 1898936, 1911429, 2136303, 2343042, 2483224, 2548572, 2793627, 2848404, 3124056, 3724836, 3822858, 4035239, 4272606, 4686084, 5097144, 5587254, 5696808, 7449672, 7645716, 8070478, 8545212, 9372168, 11174508, 12105717, 15291432, 16140956, 17090424, 22349016, 24211434, 32281912, 36317151, 48422868, 72634302, 96845736, 145268604, 290537208]

約数ペア:

[(1, 290537208), (2, 145268604), (3, 96845736), (4, 72634302), (6, 48422868), (8, 36317151), (9, 32281912), (12, 24211434), (13, 22349016), (17, 17090424), (18, 16140956), (19, 15291432), (24, 12105717), (26, 11174508), (31, 9372168), (34, 8545212), (36, 8070478), (38, 7645716), (39, 7449672), (51, 5696808), (52, 5587254), (57, 5097144), (62, 4686084), (68, 4272606), (72, 4035239), (76, 3822858), (78, 3724836), (93, 3124056), (102, 2848404), (104, 2793627), (114, 2548572), (117, 2483224), (124, 2343042), (136, 2136303), (152, 1911429), (153, 1898936), (156, 1862418), (171, 1699048), (186, 1562028), (204, 1424202), (221, 1314648), (228, 1274286), (234, 1241612), (247, 1176264), (248, 1171521), (279, 1041352), (306, 949468), (312, 931209), (323, 899496), (342, 849524), (372, 781014), (403, 720936), (408, 712101), (442, 657324), (456, 637143), (468, 620806), (494, 588132), (527, 551304), (558, 520676), (589, 493272), (612, 474734), (646, 449748), (663, 438216), (684, 424762), (741, 392088), (744, 390507), (806, 360468), (884, 328662), (936, 310403), (961, 302328), (969, 299832), (988, 294066), (1054, 275652), (1116, 260338), (1178, 246636), (1209, 240312), (1224, 237367), (1292, 224874), (1326, 219108), (1368, 212381), (1482, 196044), (1581, 183768), (1612, 180234), (1767, 164424), (1768, 164331), (1922, 151164), (1938, 149916), (1976, 147033), (1989, 146072), (2108, 137826), (2223, 130696), (2232, 130169), (2356, 123318), (2418, 120156), (2584, 112437), (2652, 109554), (2883, 100776), (2907, 99944), (2964, 98022), (3162, 91884), (3224, 90117), (3534, 82212), (3627, 80104), (3844, 75582), (3876, 74958), (3978, 73036), (4199, 69192), (4216, 68913), (4446, 65348), (4712, 61659), (4743, 61256), (4836, 60078), (5301, 54808), (5304, 54777), (5766, 50388), (5814, 49972), (5928, 49011), (6324, 45942), (6851, 42408), (7068, 41106), (7254, 40052), (7657, 37944), (7688, 37791), (7752, 37479), (7956, 36518), (8398, 34596), (8649, 33592), (8892, 32674), (9486, 30628), (9672, 30039), (10013, 29016), (10602, 27404), (11532, 25194), (11628, 24986), (12493, 23256), (12597, 23064), (12648, 22971), (13702, 21204), (14136, 20553), (14508, 20026), (15314, 18972), (15912, 18259), (16337, 17784), (16796, 17298)]