220054616

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{223}}^1$

素因数の和:456

約数の個数: 64

約数和(自身を含む): 449003520

約数和(自身を除く): 228948904

約数列:

[1, 2, 4, 8, 23, 31, 46, 62, 92, 124, 173, 184, 223, 248, 346, 446, 692, 713, 892, 1384, 1426, 1784, 2852, 3979, 5129, 5363, 5704, 6913, 7958, 10258, 10726, 13826, 15916, 20516, 21452, 27652, 31832, 38579, 41032, 42904, 55304, 77158, 123349, 154316, 158999, 246698, 308632, 317998, 493396, 635996, 887317, 986792, 1195949, 1271992, 1774634, 2391898, 3549268, 4783796, 7098536, 9567592, 27506827, 55013654, 110027308, 220054616]

約数ペア:

[(1, 220054616), (2, 110027308), (4, 55013654), (8, 27506827), (23, 9567592), (31, 7098536), (46, 4783796), (62, 3549268), (92, 2391898), (124, 1774634), (173, 1271992), (184, 1195949), (223, 986792), (248, 887317), (346, 635996), (446, 493396), (692, 317998), (713, 308632), (892, 246698), (1384, 158999), (1426, 154316), (1784, 123349), (2852, 77158), (3979, 55304), (5129, 42904), (5363, 41032), (5704, 38579), (6913, 31832), (7958, 27652), (10258, 21452), (10726, 20516), (13826, 15916)]