257858496

素因数分解:

$2^6\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2063}}^1$

素因数の和:2119

約数の個数: 168

約数和(自身を含む): 872361984

約数和(自身を除く): 614503488

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 31, 32, 36, 42, 48, 56, 62, 63, 64, 72, 84, 93, 96, 112, 124, 126, 144, 168, 186, 192, 217, 224, 248, 252, 279, 288, 336, 372, 434, 448, 496, 504, 558, 576, 651, 672, 744, 868, 992, 1008, 1116, 1302, 1344, 1488, 1736, 1953, 1984, 2016, 2063, 2232, 2604, 2976, 3472, 3906, 4032, 4126, 4464, 5208, 5952, 6189, 6944, 7812, 8252, 8928, 10416, 12378, 13888, 14441, 15624, 16504, 17856, 18567, 20832, 24756, 28882, 31248, 33008, 37134, 41664, 43323, 49512, 57764, 62496, 63953, 66016, 74268, 86646, 99024, 115528, 124992, 127906, 129969, 132032, 148536, 173292, 191859, 198048, 231056, 255812, 259938, 297072, 346584, 383718, 396096, 447671, 462112, 511624, 519876, 575577, 594144, 693168, 767436, 895342, 924224, 1023248, 1039752, 1151154, 1188288, 1343013, 1386336, 1534872, 1790684, 2046496, 2079504, 2302308, 2686026, 2772672, 3069744, 3581368, 4029039, 4092992, 4159008, 4604616, 5372052, 6139488, 7162736, 8058078, 8318016, 9209232, 10744104, 12278976, 14325472, 16116156, 18418464, 21488208, 28650944, 32232312, 36836928, 42976416, 64464624, 85952832, 128929248, 257858496]

約数ペア:

[(1, 257858496), (2, 128929248), (3, 85952832), (4, 64464624), (6, 42976416), (7, 36836928), (8, 32232312), (9, 28650944), (12, 21488208), (14, 18418464), (16, 16116156), (18, 14325472), (21, 12278976), (24, 10744104), (28, 9209232), (31, 8318016), (32, 8058078), (36, 7162736), (42, 6139488), (48, 5372052), (56, 4604616), (62, 4159008), (63, 4092992), (64, 4029039), (72, 3581368), (84, 3069744), (93, 2772672), (96, 2686026), (112, 2302308), (124, 2079504), (126, 2046496), (144, 1790684), (168, 1534872), (186, 1386336), (192, 1343013), (217, 1188288), (224, 1151154), (248, 1039752), (252, 1023248), (279, 924224), (288, 895342), (336, 767436), (372, 693168), (434, 594144), (448, 575577), (496, 519876), (504, 511624), (558, 462112), (576, 447671), (651, 396096), (672, 383718), (744, 346584), (868, 297072), (992, 259938), (1008, 255812), (1116, 231056), (1302, 198048), (1344, 191859), (1488, 173292), (1736, 148536), (1953, 132032), (1984, 129969), (2016, 127906), (2063, 124992), (2232, 115528), (2604, 99024), (2976, 86646), (3472, 74268), (3906, 66016), (4032, 63953), (4126, 62496), (4464, 57764), (5208, 49512), (5952, 43323), (6189, 41664), (6944, 37134), (7812, 33008), (8252, 31248), (8928, 28882), (10416, 24756), (12378, 20832), (13888, 18567), (14441, 17856), (15624, 16504)]