256747536

素因数分解:

$2^4\times 3^3\times {\mathrm{61}}^1\times {\mathrm{9743}}^1$

素因数の和:9821

約数の個数: 80

約数和(自身を含む): 749118720

約数和(自身を除く): 492371184

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 61, 72, 108, 122, 144, 183, 216, 244, 366, 432, 488, 549, 732, 976, 1098, 1464, 1647, 2196, 2928, 3294, 4392, 6588, 8784, 9743, 13176, 19486, 26352, 29229, 38972, 58458, 77944, 87687, 116916, 155888, 175374, 233832, 263061, 350748, 467664, 526122, 594323, 701496, 1052244, 1188646, 1402992, 1782969, 2104488, 2377292, 3565938, 4208976, 4754584, 5348907, 7131876, 9509168, 10697814, 14263752, 16046721, 21395628, 28527504, 32093442, 42791256, 64186884, 85582512, 128373768, 256747536]

約数ペア:

[(1, 256747536), (2, 128373768), (3, 85582512), (4, 64186884), (6, 42791256), (8, 32093442), (9, 28527504), (12, 21395628), (16, 16046721), (18, 14263752), (24, 10697814), (27, 9509168), (36, 7131876), (48, 5348907), (54, 4754584), (61, 4208976), (72, 3565938), (108, 2377292), (122, 2104488), (144, 1782969), (183, 1402992), (216, 1188646), (244, 1052244), (366, 701496), (432, 594323), (488, 526122), (549, 467664), (732, 350748), (976, 263061), (1098, 233832), (1464, 175374), (1647, 155888), (2196, 116916), (2928, 87687), (3294, 77944), (4392, 58458), (6588, 38972), (8784, 29229), (9743, 26352), (13176, 19486)]