216561440

素因数分解:

$2^5\times 5^1\times {\mathrm{193}}^1\times {\mathrm{7013}}^1$

素因数の和:7221

約数の個数: 48

約数和(自身を含む): 514350648

約数和(自身を除く): 297789208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 193, 386, 772, 965, 1544, 1930, 3088, 3860, 6176, 7013, 7720, 14026, 15440, 28052, 30880, 35065, 56104, 70130, 112208, 140260, 224416, 280520, 561040, 1122080, 1353509, 2707018, 5414036, 6767545, 10828072, 13535090, 21656144, 27070180, 43312288, 54140360, 108280720, 216561440]

約数ペア:

[(1, 216561440), (2, 108280720), (4, 54140360), (5, 43312288), (8, 27070180), (10, 21656144), (16, 13535090), (20, 10828072), (32, 6767545), (40, 5414036), (80, 2707018), (160, 1353509), (193, 1122080), (386, 561040), (772, 280520), (965, 224416), (1544, 140260), (1930, 112208), (3088, 70130), (3860, 56104), (6176, 35065), (7013, 30880), (7720, 28052), (14026, 15440)]