20340288

素因数分解:

$2^6\times 3^3\times {\mathrm{79}}^1\times {\mathrm{149}}^1$

素因数の和:249

約数の個数: 112

約数和(自身を含む): 60960000

約数和(自身を除く): 40619712

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 79, 96, 108, 144, 149, 158, 192, 216, 237, 288, 298, 316, 432, 447, 474, 576, 596, 632, 711, 864, 894, 948, 1192, 1264, 1341, 1422, 1728, 1788, 1896, 2133, 2384, 2528, 2682, 2844, 3576, 3792, 4023, 4266, 4768, 5056, 5364, 5688, 7152, 7584, 8046, 8532, 9536, 10728, 11376, 11771, 14304, 15168, 16092, 17064, 21456, 22752, 23542, 28608, 32184, 34128, 35313, 42912, 45504, 47084, 64368, 68256, 70626, 85824, 94168, 105939, 128736, 136512, 141252, 188336, 211878, 257472, 282504, 317817, 376672, 423756, 565008, 635634, 753344, 847512, 1130016, 1271268, 1695024, 2260032, 2542536, 3390048, 5085072, 6780096, 10170144, 20340288]

約数ペア:

[(1, 20340288), (2, 10170144), (3, 6780096), (4, 5085072), (6, 3390048), (8, 2542536), (9, 2260032), (12, 1695024), (16, 1271268), (18, 1130016), (24, 847512), (27, 753344), (32, 635634), (36, 565008), (48, 423756), (54, 376672), (64, 317817), (72, 282504), (79, 257472), (96, 211878), (108, 188336), (144, 141252), (149, 136512), (158, 128736), (192, 105939), (216, 94168), (237, 85824), (288, 70626), (298, 68256), (316, 64368), (432, 47084), (447, 45504), (474, 42912), (576, 35313), (596, 34128), (632, 32184), (711, 28608), (864, 23542), (894, 22752), (948, 21456), (1192, 17064), (1264, 16092), (1341, 15168), (1422, 14304), (1728, 11771), (1788, 11376), (1896, 10728), (2133, 9536), (2384, 8532), (2528, 8046), (2682, 7584), (2844, 7152), (3576, 5688), (3792, 5364), (4023, 5056), (4266, 4768)]