242149120

素因数分解:

$2^8\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1361}}^1$

素因数の和:1521

約数の個数: 72

約数和(自身を含む): 584624880

約数和(自身を除く): 342475760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 139, 160, 256, 278, 320, 556, 640, 695, 1112, 1280, 1361, 1390, 2224, 2722, 2780, 4448, 5444, 5560, 6805, 8896, 10888, 11120, 13610, 17792, 21776, 22240, 27220, 35584, 43552, 44480, 54440, 87104, 88960, 108880, 174208, 177920, 189179, 217760, 348416, 378358, 435520, 756716, 871040, 945895, 1513432, 1742080, 1891790, 3026864, 3783580, 6053728, 7567160, 12107456, 15134320, 24214912, 30268640, 48429824, 60537280, 121074560, 242149120]

約数ペア:

[(1, 242149120), (2, 121074560), (4, 60537280), (5, 48429824), (8, 30268640), (10, 24214912), (16, 15134320), (20, 12107456), (32, 7567160), (40, 6053728), (64, 3783580), (80, 3026864), (128, 1891790), (139, 1742080), (160, 1513432), (256, 945895), (278, 871040), (320, 756716), (556, 435520), (640, 378358), (695, 348416), (1112, 217760), (1280, 189179), (1361, 177920), (1390, 174208), (2224, 108880), (2722, 88960), (2780, 87104), (4448, 54440), (5444, 44480), (5560, 43552), (6805, 35584), (8896, 27220), (10888, 22240), (11120, 21776), (13610, 17792)]