80446680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{223463}}^1$

素因数の和:223480

約数の個数: 48

約数和(自身を含む): 261452880

約数和(自身を除く): 181006200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 223463, 446926, 670389, 893852, 1117315, 1340778, 1787704, 2011167, 2234630, 2681556, 3351945, 4022334, 4469260, 5363112, 6703890, 8044668, 8938520, 10055835, 13407780, 16089336, 20111670, 26815560, 40223340, 80446680]

約数ペア:

[(1, 80446680), (2, 40223340), (3, 26815560), (4, 20111670), (5, 16089336), (6, 13407780), (8, 10055835), (9, 8938520), (10, 8044668), (12, 6703890), (15, 5363112), (18, 4469260), (20, 4022334), (24, 3351945), (30, 2681556), (36, 2234630), (40, 2011167), (45, 1787704), (60, 1340778), (72, 1117315), (90, 893852), (120, 670389), (180, 446926), (360, 223463)]