428861440

素因数分解:

$2^{11}\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1$

素因数の和:258

約数の個数: 192

約数和(自身を含む): 1220244480

約数和(自身を除く): 791383040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 128, 140, 155, 160, 193, 217, 224, 248, 256, 280, 310, 320, 386, 434, 448, 496, 512, 560, 620, 640, 772, 868, 896, 965, 992, 1024, 1085, 1120, 1240, 1280, 1351, 1544, 1736, 1792, 1930, 1984, 2048, 2170, 2240, 2480, 2560, 2702, 3088, 3472, 3584, 3860, 3968, 4340, 4480, 4960, 5120, 5404, 5983, 6176, 6755, 6944, 7168, 7720, 7936, 8680, 8960, 9920, 10240, 10808, 11966, 12352, 13510, 13888, 14336, 15440, 15872, 17360, 17920, 19840, 21616, 23932, 24704, 27020, 27776, 29915, 30880, 31744, 34720, 35840, 39680, 41881, 43232, 47864, 49408, 54040, 55552, 59830, 61760, 63488, 69440, 71680, 79360, 83762, 86464, 95728, 98816, 108080, 111104, 119660, 123520, 138880, 158720, 167524, 172928, 191456, 197632, 209405, 216160, 222208, 239320, 247040, 277760, 317440, 335048, 345856, 382912, 395264, 418810, 432320, 444416, 478640, 494080, 555520, 670096, 691712, 765824, 837620, 864640, 957280, 988160, 1111040, 1340192, 1383424, 1531648, 1675240, 1729280, 1914560, 1976320, 2222080, 2680384, 2766848, 3063296, 3350480, 3458560, 3829120, 5360768, 6126592, 6700960, 6917120, 7658240, 10721536, 12253184, 13401920, 13834240, 15316480, 21443072, 26803840, 30632960, 42886144, 53607680, 61265920, 85772288, 107215360, 214430720, 428861440]

約数ペア:

[(1, 428861440), (2, 214430720), (4, 107215360), (5, 85772288), (7, 61265920), (8, 53607680), (10, 42886144), (14, 30632960), (16, 26803840), (20, 21443072), (28, 15316480), (31, 13834240), (32, 13401920), (35, 12253184), (40, 10721536), (56, 7658240), (62, 6917120), (64, 6700960), (70, 6126592), (80, 5360768), (112, 3829120), (124, 3458560), (128, 3350480), (140, 3063296), (155, 2766848), (160, 2680384), (193, 2222080), (217, 1976320), (224, 1914560), (248, 1729280), (256, 1675240), (280, 1531648), (310, 1383424), (320, 1340192), (386, 1111040), (434, 988160), (448, 957280), (496, 864640), (512, 837620), (560, 765824), (620, 691712), (640, 670096), (772, 555520), (868, 494080), (896, 478640), (965, 444416), (992, 432320), (1024, 418810), (1085, 395264), (1120, 382912), (1240, 345856), (1280, 335048), (1351, 317440), (1544, 277760), (1736, 247040), (1792, 239320), (1930, 222208), (1984, 216160), (2048, 209405), (2170, 197632), (2240, 191456), (2480, 172928), (2560, 167524), (2702, 158720), (3088, 138880), (3472, 123520), (3584, 119660), (3860, 111104), (3968, 108080), (4340, 98816), (4480, 95728), (4960, 86464), (5120, 83762), (5404, 79360), (5983, 71680), (6176, 69440), (6755, 63488), (6944, 61760), (7168, 59830), (7720, 55552), (7936, 54040), (8680, 49408), (8960, 47864), (9920, 43232), (10240, 41881), (10808, 39680), (11966, 35840), (12352, 34720), (13510, 31744), (13888, 30880), (14336, 29915), (15440, 27776), (15872, 27020), (17360, 24704), (17920, 23932), (19840, 21616)]