640700256

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{8747}}^1$

素因数の和:8876

約数の個数: 96

約数和(自身を含む): 1939956480

約数和(自身を除く): 1299256224

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 109, 112, 168, 218, 224, 327, 336, 436, 654, 672, 763, 872, 1308, 1526, 1744, 2289, 2616, 3052, 3488, 4578, 5232, 6104, 8747, 9156, 10464, 12208, 17494, 18312, 24416, 26241, 34988, 36624, 52482, 61229, 69976, 73248, 104964, 122458, 139952, 183687, 209928, 244916, 279904, 367374, 419856, 489832, 734748, 839712, 953423, 979664, 1469496, 1906846, 1959328, 2860269, 2938992, 3813692, 5720538, 5877984, 6673961, 7627384, 11441076, 13347922, 15254768, 20021883, 22882152, 26695844, 30509536, 40043766, 45764304, 53391688, 80087532, 91528608, 106783376, 160175064, 213566752, 320350128, 640700256]

約数ペア:

[(1, 640700256), (2, 320350128), (3, 213566752), (4, 160175064), (6, 106783376), (7, 91528608), (8, 80087532), (12, 53391688), (14, 45764304), (16, 40043766), (21, 30509536), (24, 26695844), (28, 22882152), (32, 20021883), (42, 15254768), (48, 13347922), (56, 11441076), (84, 7627384), (96, 6673961), (109, 5877984), (112, 5720538), (168, 3813692), (218, 2938992), (224, 2860269), (327, 1959328), (336, 1906846), (436, 1469496), (654, 979664), (672, 953423), (763, 839712), (872, 734748), (1308, 489832), (1526, 419856), (1744, 367374), (2289, 279904), (2616, 244916), (3052, 209928), (3488, 183687), (4578, 139952), (5232, 122458), (6104, 104964), (8747, 73248), (9156, 69976), (10464, 61229), (12208, 52482), (17494, 36624), (18312, 34988), (24416, 26241)]