31995270

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{727}}^1$

素因数の和:906

約数の個数: 64

約数和(自身を含む): 85962240

約数和(自身を除く): 53966970

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 163, 270, 326, 489, 727, 815, 978, 1454, 1467, 1630, 2181, 2445, 2934, 3635, 4362, 4401, 4890, 6543, 7270, 7335, 8802, 10905, 13086, 14670, 19629, 21810, 22005, 32715, 39258, 44010, 65430, 98145, 118501, 196290, 237002, 355503, 592505, 711006, 1066509, 1185010, 1777515, 2133018, 3199527, 3555030, 5332545, 6399054, 10665090, 15997635, 31995270]

約数ペア:

[(1, 31995270), (2, 15997635), (3, 10665090), (5, 6399054), (6, 5332545), (9, 3555030), (10, 3199527), (15, 2133018), (18, 1777515), (27, 1185010), (30, 1066509), (45, 711006), (54, 592505), (90, 355503), (135, 237002), (163, 196290), (270, 118501), (326, 98145), (489, 65430), (727, 44010), (815, 39258), (978, 32715), (1454, 22005), (1467, 21810), (1630, 19629), (2181, 14670), (2445, 13086), (2934, 10905), (3635, 8802), (4362, 7335), (4401, 7270), (4890, 6543)]