661326360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{239611}}^1$

素因数の和:239648

約数の個数: 64

約数和(自身を含む): 2070247680

約数和(自身を除く): 1408921320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 920, 1380, 2760, 239611, 479222, 718833, 958444, 1198055, 1437666, 1916888, 2396110, 2875332, 3594165, 4792220, 5511053, 5750664, 7188330, 9584440, 11022106, 14376660, 16533159, 22044212, 27555265, 28753320, 33066318, 44088424, 55110530, 66132636, 82665795, 110221060, 132265272, 165331590, 220442120, 330663180, 661326360]

約数ペア:

[(1, 661326360), (2, 330663180), (3, 220442120), (4, 165331590), (5, 132265272), (6, 110221060), (8, 82665795), (10, 66132636), (12, 55110530), (15, 44088424), (20, 33066318), (23, 28753320), (24, 27555265), (30, 22044212), (40, 16533159), (46, 14376660), (60, 11022106), (69, 9584440), (92, 7188330), (115, 5750664), (120, 5511053), (138, 4792220), (184, 3594165), (230, 2875332), (276, 2396110), (345, 1916888), (460, 1437666), (552, 1198055), (690, 958444), (920, 718833), (1380, 479222), (2760, 239611)]