68143360

素因数分解:

$2^8\times 5^1\times {\mathrm{139}}^1\times {\mathrm{383}}^1$

素因数の和:543

約数の個数: 72

約数和(自身を含む): 164828160

約数和(自身を除く): 96684800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 139, 160, 256, 278, 320, 383, 556, 640, 695, 766, 1112, 1280, 1390, 1532, 1915, 2224, 2780, 3064, 3830, 4448, 5560, 6128, 7660, 8896, 11120, 12256, 15320, 17792, 22240, 24512, 30640, 35584, 44480, 49024, 53237, 61280, 88960, 98048, 106474, 122560, 177920, 212948, 245120, 266185, 425896, 490240, 532370, 851792, 1064740, 1703584, 2129480, 3407168, 4258960, 6814336, 8517920, 13628672, 17035840, 34071680, 68143360]

約数ペア:

[(1, 68143360), (2, 34071680), (4, 17035840), (5, 13628672), (8, 8517920), (10, 6814336), (16, 4258960), (20, 3407168), (32, 2129480), (40, 1703584), (64, 1064740), (80, 851792), (128, 532370), (139, 490240), (160, 425896), (256, 266185), (278, 245120), (320, 212948), (383, 177920), (556, 122560), (640, 106474), (695, 98048), (766, 88960), (1112, 61280), (1280, 53237), (1390, 49024), (1532, 44480), (1915, 35584), (2224, 30640), (2780, 24512), (3064, 22240), (3830, 17792), (4448, 15320), (5560, 12256), (6128, 11120), (7660, 8896)]