61485760

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{27449}}^1$

素因数の和:27473

約数の個数: 56

約数和(自身を含む): 167335200

約数和(自身を除く): 105849440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 27449, 54898, 109796, 137245, 192143, 219592, 274490, 384286, 439184, 548980, 768572, 878368, 960715, 1097960, 1537144, 1756736, 1921430, 2195920, 3074288, 3842860, 4391840, 6148576, 7685720, 8783680, 12297152, 15371440, 30742880, 61485760]

約数ペア:

[(1, 61485760), (2, 30742880), (4, 15371440), (5, 12297152), (7, 8783680), (8, 7685720), (10, 6148576), (14, 4391840), (16, 3842860), (20, 3074288), (28, 2195920), (32, 1921430), (35, 1756736), (40, 1537144), (56, 1097960), (64, 960715), (70, 878368), (80, 768572), (112, 548980), (140, 439184), (160, 384286), (224, 274490), (280, 219592), (320, 192143), (448, 137245), (560, 109796), (1120, 54898), (2240, 27449)]