209905584

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{457}}^1\times {\mathrm{1367}}^1$

素因数の和:1842

約数の個数: 80

約数和(自身を含む): 621531648

約数和(自身を除く): 411626064

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 457, 914, 1367, 1371, 1828, 2734, 2742, 3199, 3656, 4101, 5468, 5484, 6398, 7312, 8202, 9569, 9597, 10936, 10968, 12796, 16404, 19138, 19194, 21872, 21936, 25592, 28707, 32808, 38276, 38388, 51184, 57414, 65616, 76552, 76776, 114828, 153104, 153552, 229656, 459312, 624719, 1249438, 1874157, 2498876, 3748314, 4373033, 4997752, 7496628, 8746066, 9995504, 13119099, 14993256, 17492132, 26238198, 29986512, 34984264, 52476396, 69968528, 104952792, 209905584]

約数ペア:

[(1, 209905584), (2, 104952792), (3, 69968528), (4, 52476396), (6, 34984264), (7, 29986512), (8, 26238198), (12, 17492132), (14, 14993256), (16, 13119099), (21, 9995504), (24, 8746066), (28, 7496628), (42, 4997752), (48, 4373033), (56, 3748314), (84, 2498876), (112, 1874157), (168, 1249438), (336, 624719), (457, 459312), (914, 229656), (1367, 153552), (1371, 153104), (1828, 114828), (2734, 76776), (2742, 76552), (3199, 65616), (3656, 57414), (4101, 51184), (5468, 38388), (5484, 38276), (6398, 32808), (7312, 28707), (8202, 25592), (9569, 21936), (9597, 21872), (10936, 19194), (10968, 19138), (12796, 16404)]