1427889420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{479}}^1\times {\mathrm{16561}}^1$

素因数の和:17055

約数の個数: 72

約数和(自身を含む): 4340568960

約数和(自身を除く): 2912679540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 479, 958, 1437, 1916, 2395, 2874, 4311, 4790, 5748, 7185, 8622, 9580, 14370, 16561, 17244, 21555, 28740, 33122, 43110, 49683, 66244, 82805, 86220, 99366, 149049, 165610, 198732, 248415, 298098, 331220, 496830, 596196, 745245, 993660, 1490490, 2980980, 7932719, 15865438, 23798157, 31730876, 39663595, 47596314, 71394471, 79327190, 95192628, 118990785, 142788942, 158654380, 237981570, 285577884, 356972355, 475963140, 713944710, 1427889420]

約数ペア:

[(1, 1427889420), (2, 713944710), (3, 475963140), (4, 356972355), (5, 285577884), (6, 237981570), (9, 158654380), (10, 142788942), (12, 118990785), (15, 95192628), (18, 79327190), (20, 71394471), (30, 47596314), (36, 39663595), (45, 31730876), (60, 23798157), (90, 15865438), (180, 7932719), (479, 2980980), (958, 1490490), (1437, 993660), (1916, 745245), (2395, 596196), (2874, 496830), (4311, 331220), (4790, 298098), (5748, 248415), (7185, 198732), (8622, 165610), (9580, 149049), (14370, 99366), (16561, 86220), (17244, 82805), (21555, 66244), (28740, 49683), (33122, 43110)]