2019009888

素因数分解:

$2^5\times 3^4\times 7^1\times {\mathrm{223}}^1\times {\mathrm{499}}^1$

素因数の和:751

約数の個数: 240

約数和(自身を含む): 6830208000

約数和(自身を除く): 4811198112

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 72, 81, 84, 96, 108, 112, 126, 144, 162, 168, 189, 216, 223, 224, 252, 288, 324, 336, 378, 432, 446, 499, 504, 567, 648, 669, 672, 756, 864, 892, 998, 1008, 1134, 1296, 1338, 1497, 1512, 1561, 1784, 1996, 2007, 2016, 2268, 2592, 2676, 2994, 3024, 3122, 3493, 3568, 3992, 4014, 4491, 4536, 4683, 5352, 5988, 6021, 6048, 6244, 6986, 7136, 7984, 8028, 8982, 9072, 9366, 10479, 10704, 11976, 12042, 12488, 13473, 13972, 14049, 15968, 16056, 17964, 18063, 18144, 18732, 20958, 21408, 23952, 24084, 24976, 26946, 27944, 28098, 31437, 32112, 35928, 36126, 37464, 40419, 41916, 42147, 47904, 48168, 49952, 53892, 55888, 56196, 62874, 64224, 71856, 72252, 74928, 80838, 83832, 84294, 94311, 96336, 107784, 111277, 111776, 112392, 125748, 126441, 143712, 144504, 149856, 161676, 167664, 168588, 188622, 192672, 215568, 222554, 224784, 251496, 252882, 282933, 289008, 323352, 333831, 335328, 337176, 377244, 431136, 445108, 449568, 502992, 505764, 565866, 578016, 646704, 667662, 674352, 754488, 778939, 890216, 1001493, 1005984, 1011528, 1131732, 1293408, 1335324, 1348704, 1508976, 1557878, 1780432, 2002986, 2023056, 2263464, 2336817, 2670648, 3004479, 3017952, 3115756, 3560864, 4005972, 4046112, 4526928, 4673634, 5341296, 6008958, 6231512, 7010451, 8011944, 9013437, 9053856, 9347268, 10682592, 12017916, 12463024, 14020902, 16023888, 18026874, 18694536, 21031353, 24035832, 24926048, 28041804, 32047776, 36053748, 37389072, 42062706, 48071664, 56083608, 63094059, 72107496, 74778144, 84125412, 96143328, 112167216, 126188118, 144214992, 168250824, 224334432, 252376236, 288429984, 336501648, 504752472, 673003296, 1009504944, 2019009888]

約数ペア:

[(1, 2019009888), (2, 1009504944), (3, 673003296), (4, 504752472), (6, 336501648), (7, 288429984), (8, 252376236), (9, 224334432), (12, 168250824), (14, 144214992), (16, 126188118), (18, 112167216), (21, 96143328), (24, 84125412), (27, 74778144), (28, 72107496), (32, 63094059), (36, 56083608), (42, 48071664), (48, 42062706), (54, 37389072), (56, 36053748), (63, 32047776), (72, 28041804), (81, 24926048), (84, 24035832), (96, 21031353), (108, 18694536), (112, 18026874), (126, 16023888), (144, 14020902), (162, 12463024), (168, 12017916), (189, 10682592), (216, 9347268), (223, 9053856), (224, 9013437), (252, 8011944), (288, 7010451), (324, 6231512), (336, 6008958), (378, 5341296), (432, 4673634), (446, 4526928), (499, 4046112), (504, 4005972), (567, 3560864), (648, 3115756), (669, 3017952), (672, 3004479), (756, 2670648), (864, 2336817), (892, 2263464), (998, 2023056), (1008, 2002986), (1134, 1780432), (1296, 1557878), (1338, 1508976), (1497, 1348704), (1512, 1335324), (1561, 1293408), (1784, 1131732), (1996, 1011528), (2007, 1005984), (2016, 1001493), (2268, 890216), (2592, 778939), (2676, 754488), (2994, 674352), (3024, 667662), (3122, 646704), (3493, 578016), (3568, 565866), (3992, 505764), (4014, 502992), (4491, 449568), (4536, 445108), (4683, 431136), (5352, 377244), (5988, 337176), (6021, 335328), (6048, 333831), (6244, 323352), (6986, 289008), (7136, 282933), (7984, 252882), (8028, 251496), (8982, 224784), (9072, 222554), (9366, 215568), (10479, 192672), (10704, 188622), (11976, 168588), (12042, 167664), (12488, 161676), (13473, 149856), (13972, 144504), (14049, 143712), (15968, 126441), (16056, 125748), (17964, 112392), (18063, 111776), (18144, 111277), (18732, 107784), (20958, 96336), (21408, 94311), (23952, 84294), (24084, 83832), (24976, 80838), (26946, 74928), (27944, 72252), (28098, 71856), (31437, 64224), (32112, 62874), (35928, 56196), (36126, 55888), (37464, 53892), (40419, 49952), (41916, 48168), (42147, 47904)]