68518656

素因数分解:

$2^8\times 3^3\times {\mathrm{23}}^1\times {\mathrm{431}}^1$

素因数の和:479

約数の個数: 144

約数和(自身を含む): 211921920

約数和(自身を除く): 143403264

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 27, 32, 36, 46, 48, 54, 64, 69, 72, 92, 96, 108, 128, 138, 144, 184, 192, 207, 216, 256, 276, 288, 368, 384, 414, 431, 432, 552, 576, 621, 736, 768, 828, 862, 864, 1104, 1152, 1242, 1293, 1472, 1656, 1724, 1728, 2208, 2304, 2484, 2586, 2944, 3312, 3448, 3456, 3879, 4416, 4968, 5172, 5888, 6624, 6896, 6912, 7758, 8832, 9913, 9936, 10344, 11637, 13248, 13792, 15516, 17664, 19826, 19872, 20688, 23274, 26496, 27584, 29739, 31032, 39652, 39744, 41376, 46548, 52992, 55168, 59478, 62064, 79304, 79488, 82752, 89217, 93096, 110336, 118956, 124128, 158608, 158976, 165504, 178434, 186192, 237912, 248256, 267651, 317216, 331008, 356868, 372384, 475824, 496512, 535302, 634432, 713736, 744768, 951648, 993024, 1070604, 1268864, 1427472, 1489536, 1903296, 2141208, 2537728, 2854944, 2979072, 3806592, 4282416, 5709888, 7613184, 8564832, 11419776, 17129664, 22839552, 34259328, 68518656]

約数ペア:

[(1, 68518656), (2, 34259328), (3, 22839552), (4, 17129664), (6, 11419776), (8, 8564832), (9, 7613184), (12, 5709888), (16, 4282416), (18, 3806592), (23, 2979072), (24, 2854944), (27, 2537728), (32, 2141208), (36, 1903296), (46, 1489536), (48, 1427472), (54, 1268864), (64, 1070604), (69, 993024), (72, 951648), (92, 744768), (96, 713736), (108, 634432), (128, 535302), (138, 496512), (144, 475824), (184, 372384), (192, 356868), (207, 331008), (216, 317216), (256, 267651), (276, 248256), (288, 237912), (368, 186192), (384, 178434), (414, 165504), (431, 158976), (432, 158608), (552, 124128), (576, 118956), (621, 110336), (736, 93096), (768, 89217), (828, 82752), (862, 79488), (864, 79304), (1104, 62064), (1152, 59478), (1242, 55168), (1293, 52992), (1472, 46548), (1656, 41376), (1724, 39744), (1728, 39652), (2208, 31032), (2304, 29739), (2484, 27584), (2586, 26496), (2944, 23274), (3312, 20688), (3448, 19872), (3456, 19826), (3879, 17664), (4416, 15516), (4968, 13792), (5172, 13248), (5888, 11637), (6624, 10344), (6896, 9936), (6912, 9913), (7758, 8832)]