208369408

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1$

素因数の和:202

約数の個数: 144

約数和(自身を含む): 494484480

約数和(自身を除く): 286115072

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 29, 32, 34, 52, 58, 64, 68, 104, 116, 127, 128, 136, 208, 221, 232, 254, 256, 272, 377, 416, 442, 464, 493, 508, 544, 754, 832, 884, 928, 986, 1016, 1088, 1508, 1651, 1664, 1768, 1856, 1972, 2032, 2159, 2176, 3016, 3302, 3328, 3536, 3683, 3712, 3944, 4064, 4318, 4352, 6032, 6409, 6604, 7072, 7366, 7424, 7888, 8128, 8636, 12064, 12818, 13208, 14144, 14732, 15776, 16256, 17272, 24128, 25636, 26416, 28067, 28288, 29464, 31552, 32512, 34544, 47879, 48256, 51272, 52832, 56134, 56576, 58928, 62611, 63104, 69088, 95758, 96512, 102544, 105664, 112268, 117856, 125222, 126208, 138176, 191516, 205088, 211328, 224536, 235712, 250444, 276352, 383032, 410176, 422656, 449072, 471424, 500888, 552704, 766064, 813943, 820352, 898144, 942848, 1001776, 1532128, 1627886, 1640704, 1796288, 2003552, 3064256, 3255772, 3592576, 4007104, 6128512, 6511544, 7185152, 8014208, 12257024, 13023088, 16028416, 26046176, 52092352, 104184704, 208369408]

約数ペア:

[(1, 208369408), (2, 104184704), (4, 52092352), (8, 26046176), (13, 16028416), (16, 13023088), (17, 12257024), (26, 8014208), (29, 7185152), (32, 6511544), (34, 6128512), (52, 4007104), (58, 3592576), (64, 3255772), (68, 3064256), (104, 2003552), (116, 1796288), (127, 1640704), (128, 1627886), (136, 1532128), (208, 1001776), (221, 942848), (232, 898144), (254, 820352), (256, 813943), (272, 766064), (377, 552704), (416, 500888), (442, 471424), (464, 449072), (493, 422656), (508, 410176), (544, 383032), (754, 276352), (832, 250444), (884, 235712), (928, 224536), (986, 211328), (1016, 205088), (1088, 191516), (1508, 138176), (1651, 126208), (1664, 125222), (1768, 117856), (1856, 112268), (1972, 105664), (2032, 102544), (2159, 96512), (2176, 95758), (3016, 69088), (3302, 63104), (3328, 62611), (3536, 58928), (3683, 56576), (3712, 56134), (3944, 52832), (4064, 51272), (4318, 48256), (4352, 47879), (6032, 34544), (6409, 32512), (6604, 31552), (7072, 29464), (7366, 28288), (7424, 28067), (7888, 26416), (8128, 25636), (8636, 24128), (12064, 17272), (12818, 16256), (13208, 15776), (14144, 14732)]