420919992

素因数分解:

$2^3\times 3^2\times {\mathrm{37}}^1\times {\mathrm{158003}}^1$

素因数の和:158052

約数の個数: 48

約数和(自身を含む): 1170809640

約数和(自身を除く): 749889648

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 37, 72, 74, 111, 148, 222, 296, 333, 444, 666, 888, 1332, 2664, 158003, 316006, 474009, 632012, 948018, 1264024, 1422027, 1896036, 2844054, 3792072, 5688108, 5846111, 11376216, 11692222, 17538333, 23384444, 35076666, 46768888, 52614999, 70153332, 105229998, 140306664, 210459996, 420919992]

約数ペア:

[(1, 420919992), (2, 210459996), (3, 140306664), (4, 105229998), (6, 70153332), (8, 52614999), (9, 46768888), (12, 35076666), (18, 23384444), (24, 17538333), (36, 11692222), (37, 11376216), (72, 5846111), (74, 5688108), (111, 3792072), (148, 2844054), (222, 1896036), (296, 1422027), (333, 1264024), (444, 948018), (666, 632012), (888, 474009), (1332, 316006), (2664, 158003)]