76819980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1280333}}^1$

素因数の和:1280345

約数の個数: 24

約数和(自身を含む): 215096112

約数和(自身を除く): 138276132

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1280333, 2560666, 3840999, 5121332, 6401665, 7681998, 12803330, 15363996, 19204995, 25606660, 38409990, 76819980]

約数ペア:

[(1, 76819980), (2, 38409990), (3, 25606660), (4, 19204995), (5, 15363996), (6, 12803330), (10, 7681998), (12, 6401665), (15, 5121332), (20, 3840999), (30, 2560666), (60, 1280333)]