142718080

素因数分解:

$2^7\times 5^1\times {\mathrm{173}}^1\times {\mathrm{1289}}^1$

素因数の和:1481

約数の個数: 64

約数和(自身を含む): 343423800

約数和(自身を除く): 200705720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 173, 320, 346, 640, 692, 865, 1289, 1384, 1730, 2578, 2768, 3460, 5156, 5536, 6445, 6920, 10312, 11072, 12890, 13840, 20624, 22144, 25780, 27680, 41248, 51560, 55360, 82496, 103120, 110720, 164992, 206240, 222997, 412480, 445994, 824960, 891988, 1114985, 1783976, 2229970, 3567952, 4459940, 7135904, 8919880, 14271808, 17839760, 28543616, 35679520, 71359040, 142718080]

約数ペア:

[(1, 142718080), (2, 71359040), (4, 35679520), (5, 28543616), (8, 17839760), (10, 14271808), (16, 8919880), (20, 7135904), (32, 4459940), (40, 3567952), (64, 2229970), (80, 1783976), (128, 1114985), (160, 891988), (173, 824960), (320, 445994), (346, 412480), (640, 222997), (692, 206240), (865, 164992), (1289, 110720), (1384, 103120), (1730, 82496), (2578, 55360), (2768, 51560), (3460, 41248), (5156, 27680), (5536, 25780), (6445, 22144), (6920, 20624), (10312, 13840), (11072, 12890)]