56438100

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{20903}}^1$

素因数の和:20926

約数の個数: 72

約数和(自身を含む): 181446720

約数和(自身を除く): 125008620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 90, 100, 108, 135, 150, 180, 225, 270, 300, 450, 540, 675, 900, 1350, 2700, 20903, 41806, 62709, 83612, 104515, 125418, 188127, 209030, 250836, 313545, 376254, 418060, 522575, 564381, 627090, 752508, 940635, 1045150, 1128762, 1254180, 1567725, 1881270, 2090300, 2257524, 2821905, 3135450, 3762540, 4703175, 5643810, 6270900, 9406350, 11287620, 14109525, 18812700, 28219050, 56438100]

約数ペア:

[(1, 56438100), (2, 28219050), (3, 18812700), (4, 14109525), (5, 11287620), (6, 9406350), (9, 6270900), (10, 5643810), (12, 4703175), (15, 3762540), (18, 3135450), (20, 2821905), (25, 2257524), (27, 2090300), (30, 1881270), (36, 1567725), (45, 1254180), (50, 1128762), (54, 1045150), (60, 940635), (75, 752508), (90, 627090), (100, 564381), (108, 522575), (135, 418060), (150, 376254), (180, 313545), (225, 250836), (270, 209030), (300, 188127), (450, 125418), (540, 104515), (675, 83612), (900, 62709), (1350, 41806), (2700, 20903)]