81546408

素因数分解:

$2^3\times 3^2\times {\mathrm{23}}^2\times {\mathrm{2141}}^1$

素因数の和:2199

約数の個数: 72

約数和(自身を含む): 230982570

約数和(自身を除く): 149436162

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 36, 46, 69, 72, 92, 138, 184, 207, 276, 414, 529, 552, 828, 1058, 1587, 1656, 2116, 2141, 3174, 4232, 4282, 4761, 6348, 6423, 8564, 9522, 12696, 12846, 17128, 19044, 19269, 25692, 38088, 38538, 49243, 51384, 77076, 98486, 147729, 154152, 196972, 295458, 393944, 443187, 590916, 886374, 1132589, 1181832, 1772748, 2265178, 3397767, 3545496, 4530356, 6795534, 9060712, 10193301, 13591068, 20386602, 27182136, 40773204, 81546408]

約数ペア:

[(1, 81546408), (2, 40773204), (3, 27182136), (4, 20386602), (6, 13591068), (8, 10193301), (9, 9060712), (12, 6795534), (18, 4530356), (23, 3545496), (24, 3397767), (36, 2265178), (46, 1772748), (69, 1181832), (72, 1132589), (92, 886374), (138, 590916), (184, 443187), (207, 393944), (276, 295458), (414, 196972), (529, 154152), (552, 147729), (828, 98486), (1058, 77076), (1587, 51384), (1656, 49243), (2116, 38538), (2141, 38088), (3174, 25692), (4232, 19269), (4282, 19044), (4761, 17128), (6348, 12846), (6423, 12696), (8564, 9522)]