138993696

素因数分解:

$2^5\times 3^2\times {\mathrm{487}}^1\times {\mathrm{991}}^1$

素因数の和:1494

約数の個数: 72

約数和(自身を含む): 396474624

約数和(自身を除く): 257480928

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 487, 974, 991, 1461, 1948, 1982, 2922, 2973, 3896, 3964, 4383, 5844, 5946, 7792, 7928, 8766, 8919, 11688, 11892, 15584, 15856, 17532, 17838, 23376, 23784, 31712, 35064, 35676, 46752, 47568, 70128, 71352, 95136, 140256, 142704, 285408, 482617, 965234, 1447851, 1930468, 2895702, 3860936, 4343553, 5791404, 7721872, 8687106, 11582808, 15443744, 17374212, 23165616, 34748424, 46331232, 69496848, 138993696]

約数ペア:

[(1, 138993696), (2, 69496848), (3, 46331232), (4, 34748424), (6, 23165616), (8, 17374212), (9, 15443744), (12, 11582808), (16, 8687106), (18, 7721872), (24, 5791404), (32, 4343553), (36, 3860936), (48, 2895702), (72, 1930468), (96, 1447851), (144, 965234), (288, 482617), (487, 285408), (974, 142704), (991, 140256), (1461, 95136), (1948, 71352), (1982, 70128), (2922, 47568), (2973, 46752), (3896, 35676), (3964, 35064), (4383, 31712), (5844, 23784), (5946, 23376), (7792, 17838), (7928, 17532), (8766, 15856), (8919, 15584), (11688, 11892)]