81361152

素因数分解:

$2^8\times 3^3\times {\mathrm{79}}^1\times {\mathrm{149}}^1$

素因数の和:253

約数の個数: 144

約数和(自身を含む): 245280000

約数和(自身を除く): 163918848

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 79, 96, 108, 128, 144, 149, 158, 192, 216, 237, 256, 288, 298, 316, 384, 432, 447, 474, 576, 596, 632, 711, 768, 864, 894, 948, 1152, 1192, 1264, 1341, 1422, 1728, 1788, 1896, 2133, 2304, 2384, 2528, 2682, 2844, 3456, 3576, 3792, 4023, 4266, 4768, 5056, 5364, 5688, 6912, 7152, 7584, 8046, 8532, 9536, 10112, 10728, 11376, 11771, 14304, 15168, 16092, 17064, 19072, 20224, 21456, 22752, 23542, 28608, 30336, 32184, 34128, 35313, 38144, 42912, 45504, 47084, 57216, 60672, 64368, 68256, 70626, 85824, 91008, 94168, 105939, 114432, 128736, 136512, 141252, 171648, 182016, 188336, 211878, 257472, 273024, 282504, 317817, 343296, 376672, 423756, 514944, 546048, 565008, 635634, 753344, 847512, 1029888, 1130016, 1271268, 1506688, 1695024, 2260032, 2542536, 3013376, 3390048, 4520064, 5085072, 6780096, 9040128, 10170144, 13560192, 20340288, 27120384, 40680576, 81361152]

約数ペア:

[(1, 81361152), (2, 40680576), (3, 27120384), (4, 20340288), (6, 13560192), (8, 10170144), (9, 9040128), (12, 6780096), (16, 5085072), (18, 4520064), (24, 3390048), (27, 3013376), (32, 2542536), (36, 2260032), (48, 1695024), (54, 1506688), (64, 1271268), (72, 1130016), (79, 1029888), (96, 847512), (108, 753344), (128, 635634), (144, 565008), (149, 546048), (158, 514944), (192, 423756), (216, 376672), (237, 343296), (256, 317817), (288, 282504), (298, 273024), (316, 257472), (384, 211878), (432, 188336), (447, 182016), (474, 171648), (576, 141252), (596, 136512), (632, 128736), (711, 114432), (768, 105939), (864, 94168), (894, 91008), (948, 85824), (1152, 70626), (1192, 68256), (1264, 64368), (1341, 60672), (1422, 57216), (1728, 47084), (1788, 45504), (1896, 42912), (2133, 38144), (2304, 35313), (2384, 34128), (2528, 32184), (2682, 30336), (2844, 28608), (3456, 23542), (3576, 22752), (3792, 21456), (4023, 20224), (4266, 19072), (4768, 17064), (5056, 16092), (5364, 15168), (5688, 14304), (6912, 11771), (7152, 11376), (7584, 10728), (8046, 10112), (8532, 9536)]