156729560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{301403}}^1$

素因数の和:301427

約数の個数: 32

約数和(自身を含む): 379769040

約数和(自身を除く): 223039480

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 301403, 602806, 1205612, 1507015, 2411224, 3014030, 3918239, 6028060, 7836478, 12056120, 15672956, 19591195, 31345912, 39182390, 78364780, 156729560]

約数ペア:

[(1, 156729560), (2, 78364780), (4, 39182390), (5, 31345912), (8, 19591195), (10, 15672956), (13, 12056120), (20, 7836478), (26, 6028060), (40, 3918239), (52, 3014030), (65, 2411224), (104, 1507015), (130, 1205612), (260, 602806), (520, 301403)]