31203090

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{709}}^1$

素因数の和:888

約数の個数: 64

約数和(自身を含む): 83836800

約数和(自身を除く): 52633710

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 163, 270, 326, 489, 709, 815, 978, 1418, 1467, 1630, 2127, 2445, 2934, 3545, 4254, 4401, 4890, 6381, 7090, 7335, 8802, 10635, 12762, 14670, 19143, 21270, 22005, 31905, 38286, 44010, 63810, 95715, 115567, 191430, 231134, 346701, 577835, 693402, 1040103, 1155670, 1733505, 2080206, 3120309, 3467010, 5200515, 6240618, 10401030, 15601545, 31203090]

約数ペア:

[(1, 31203090), (2, 15601545), (3, 10401030), (5, 6240618), (6, 5200515), (9, 3467010), (10, 3120309), (15, 2080206), (18, 1733505), (27, 1155670), (30, 1040103), (45, 693402), (54, 577835), (90, 346701), (135, 231134), (163, 191430), (270, 115567), (326, 95715), (489, 63810), (709, 44010), (815, 38286), (978, 31905), (1418, 22005), (1467, 21270), (1630, 19143), (2127, 14670), (2445, 12762), (2934, 10635), (3545, 8802), (4254, 7335), (4401, 7090), (4890, 6381)]