208697440

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{113}}^1$

素因数の和:249

約数の個数: 192

約数和(自身を含む): 608114304

約数和(自身を除く): 399416864

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 68, 70, 80, 85, 97, 112, 113, 119, 136, 140, 160, 170, 194, 224, 226, 238, 272, 280, 340, 388, 452, 476, 485, 544, 560, 565, 595, 679, 680, 776, 791, 904, 952, 970, 1120, 1130, 1190, 1358, 1360, 1552, 1582, 1649, 1808, 1904, 1921, 1940, 2260, 2380, 2716, 2720, 3104, 3164, 3298, 3395, 3616, 3808, 3842, 3880, 3955, 4520, 4760, 5432, 6328, 6596, 6790, 7684, 7760, 7910, 8245, 9040, 9520, 9605, 10864, 10961, 11543, 12656, 13192, 13447, 13580, 15368, 15520, 15820, 16490, 18080, 19040, 19210, 21728, 21922, 23086, 25312, 26384, 26894, 27160, 30736, 31640, 32980, 38420, 43844, 46172, 52768, 53788, 54320, 54805, 57715, 61472, 63280, 65960, 67235, 76727, 76840, 87688, 92344, 107576, 108640, 109610, 115430, 126560, 131920, 134470, 153454, 153680, 175376, 184688, 186337, 215152, 219220, 230860, 263840, 268940, 306908, 307360, 350752, 369376, 372674, 383635, 430304, 438440, 461720, 537880, 613816, 745348, 767270, 876880, 923440, 931685, 1075760, 1227632, 1304359, 1490696, 1534540, 1753760, 1846880, 1863370, 2151520, 2455264, 2608718, 2981392, 3069080, 3726740, 5217436, 5962784, 6138160, 6521795, 7453480, 10434872, 12276320, 13043590, 14906960, 20869744, 26087180, 29813920, 41739488, 52174360, 104348720, 208697440]

約数ペア:

[(1, 208697440), (2, 104348720), (4, 52174360), (5, 41739488), (7, 29813920), (8, 26087180), (10, 20869744), (14, 14906960), (16, 13043590), (17, 12276320), (20, 10434872), (28, 7453480), (32, 6521795), (34, 6138160), (35, 5962784), (40, 5217436), (56, 3726740), (68, 3069080), (70, 2981392), (80, 2608718), (85, 2455264), (97, 2151520), (112, 1863370), (113, 1846880), (119, 1753760), (136, 1534540), (140, 1490696), (160, 1304359), (170, 1227632), (194, 1075760), (224, 931685), (226, 923440), (238, 876880), (272, 767270), (280, 745348), (340, 613816), (388, 537880), (452, 461720), (476, 438440), (485, 430304), (544, 383635), (560, 372674), (565, 369376), (595, 350752), (679, 307360), (680, 306908), (776, 268940), (791, 263840), (904, 230860), (952, 219220), (970, 215152), (1120, 186337), (1130, 184688), (1190, 175376), (1358, 153680), (1360, 153454), (1552, 134470), (1582, 131920), (1649, 126560), (1808, 115430), (1904, 109610), (1921, 108640), (1940, 107576), (2260, 92344), (2380, 87688), (2716, 76840), (2720, 76727), (3104, 67235), (3164, 65960), (3298, 63280), (3395, 61472), (3616, 57715), (3808, 54805), (3842, 54320), (3880, 53788), (3955, 52768), (4520, 46172), (4760, 43844), (5432, 38420), (6328, 32980), (6596, 31640), (6790, 30736), (7684, 27160), (7760, 26894), (7910, 26384), (8245, 25312), (9040, 23086), (9520, 21922), (9605, 21728), (10864, 19210), (10961, 19040), (11543, 18080), (12656, 16490), (13192, 15820), (13447, 15520), (13580, 15368)]