209931456

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{8221}}^1$

素因数の和:8262

約数の個数: 112

約数和(自身を含む): 668284160

約数和(自身を除く): 458352704

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 32, 38, 42, 48, 56, 57, 64, 76, 84, 96, 112, 114, 133, 152, 168, 192, 224, 228, 266, 304, 336, 399, 448, 456, 532, 608, 672, 798, 912, 1064, 1216, 1344, 1596, 1824, 2128, 3192, 3648, 4256, 6384, 8221, 8512, 12768, 16442, 24663, 25536, 32884, 49326, 57547, 65768, 98652, 115094, 131536, 156199, 172641, 197304, 230188, 263072, 312398, 345282, 394608, 460376, 468597, 526144, 624796, 690564, 789216, 920752, 937194, 1093393, 1249592, 1381128, 1578432, 1841504, 1874388, 2186786, 2499184, 2762256, 3280179, 3683008, 3748776, 4373572, 4998368, 5524512, 6560358, 7497552, 8747144, 9996736, 11049024, 13120716, 14995104, 17494288, 26241432, 29990208, 34988576, 52482864, 69977152, 104965728, 209931456]

約数ペア:

[(1, 209931456), (2, 104965728), (3, 69977152), (4, 52482864), (6, 34988576), (7, 29990208), (8, 26241432), (12, 17494288), (14, 14995104), (16, 13120716), (19, 11049024), (21, 9996736), (24, 8747144), (28, 7497552), (32, 6560358), (38, 5524512), (42, 4998368), (48, 4373572), (56, 3748776), (57, 3683008), (64, 3280179), (76, 2762256), (84, 2499184), (96, 2186786), (112, 1874388), (114, 1841504), (133, 1578432), (152, 1381128), (168, 1249592), (192, 1093393), (224, 937194), (228, 920752), (266, 789216), (304, 690564), (336, 624796), (399, 526144), (448, 468597), (456, 460376), (532, 394608), (608, 345282), (672, 312398), (798, 263072), (912, 230188), (1064, 197304), (1216, 172641), (1344, 156199), (1596, 131536), (1824, 115094), (2128, 98652), (3192, 65768), (3648, 57547), (4256, 49326), (6384, 32884), (8221, 25536), (8512, 24663), (12768, 16442)]