81359424

素因数分解:

$2^6\times 3^3\times {\mathrm{197}}^1\times {\mathrm{239}}^1$

素因数の和:457

約数の個数: 112

約数和(自身を含む): 241401600

約数和(自身を除く): 160042176

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 144, 192, 197, 216, 239, 288, 394, 432, 478, 576, 591, 717, 788, 864, 956, 1182, 1434, 1576, 1728, 1773, 1912, 2151, 2364, 2868, 3152, 3546, 3824, 4302, 4728, 5319, 5736, 6304, 6453, 7092, 7648, 8604, 9456, 10638, 11472, 12608, 12906, 14184, 15296, 17208, 18912, 21276, 22944, 25812, 28368, 34416, 37824, 42552, 45888, 47083, 51624, 56736, 68832, 85104, 94166, 103248, 113472, 137664, 141249, 170208, 188332, 206496, 282498, 340416, 376664, 412992, 423747, 564996, 753328, 847494, 1129992, 1271241, 1506656, 1694988, 2259984, 2542482, 3013312, 3389976, 4519968, 5084964, 6779952, 9039936, 10169928, 13559904, 20339856, 27119808, 40679712, 81359424]

約数ペア:

[(1, 81359424), (2, 40679712), (3, 27119808), (4, 20339856), (6, 13559904), (8, 10169928), (9, 9039936), (12, 6779952), (16, 5084964), (18, 4519968), (24, 3389976), (27, 3013312), (32, 2542482), (36, 2259984), (48, 1694988), (54, 1506656), (64, 1271241), (72, 1129992), (96, 847494), (108, 753328), (144, 564996), (192, 423747), (197, 412992), (216, 376664), (239, 340416), (288, 282498), (394, 206496), (432, 188332), (478, 170208), (576, 141249), (591, 137664), (717, 113472), (788, 103248), (864, 94166), (956, 85104), (1182, 68832), (1434, 56736), (1576, 51624), (1728, 47083), (1773, 45888), (1912, 42552), (2151, 37824), (2364, 34416), (2868, 28368), (3152, 25812), (3546, 22944), (3824, 21276), (4302, 18912), (4728, 17208), (5319, 15296), (5736, 14184), (6304, 12906), (6453, 12608), (7092, 11472), (7648, 10638), (8604, 9456)]