257778192

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{12577}}^1$

素因数の和:12656

約数の個数: 80

約数和(自身を含む): 773597312

約数和(自身を除く): 515819120

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 61, 84, 112, 122, 168, 183, 244, 336, 366, 427, 488, 732, 854, 976, 1281, 1464, 1708, 2562, 2928, 3416, 5124, 6832, 10248, 12577, 20496, 25154, 37731, 50308, 75462, 88039, 100616, 150924, 176078, 201232, 264117, 301848, 352156, 528234, 603696, 704312, 767197, 1056468, 1408624, 1534394, 2112936, 2301591, 3068788, 4225872, 4603182, 5370379, 6137576, 9206364, 10740758, 12275152, 16111137, 18412728, 21481516, 32222274, 36825456, 42963032, 64444548, 85926064, 128889096, 257778192]

約数ペア:

[(1, 257778192), (2, 128889096), (3, 85926064), (4, 64444548), (6, 42963032), (7, 36825456), (8, 32222274), (12, 21481516), (14, 18412728), (16, 16111137), (21, 12275152), (24, 10740758), (28, 9206364), (42, 6137576), (48, 5370379), (56, 4603182), (61, 4225872), (84, 3068788), (112, 2301591), (122, 2112936), (168, 1534394), (183, 1408624), (244, 1056468), (336, 767197), (366, 704312), (427, 603696), (488, 528234), (732, 352156), (854, 301848), (976, 264117), (1281, 201232), (1464, 176078), (1708, 150924), (2562, 100616), (2928, 88039), (3416, 75462), (5124, 50308), (6832, 37731), (10248, 25154), (12577, 20496)]