161369820

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{99611}}^1$

素因数の和:99632

約数の個数: 60

約数和(自身を含む): 506228184

約数和(自身を除く): 344858364

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 99611, 199222, 298833, 398444, 498055, 597666, 896499, 996110, 1195332, 1494165, 1792998, 1992220, 2689497, 2988330, 3585996, 4482495, 5378994, 5976660, 8068491, 8964990, 10757988, 13447485, 16136982, 17929980, 26894970, 32273964, 40342455, 53789940, 80684910, 161369820]

約数ペア:

[(1, 161369820), (2, 80684910), (3, 53789940), (4, 40342455), (5, 32273964), (6, 26894970), (9, 17929980), (10, 16136982), (12, 13447485), (15, 10757988), (18, 8964990), (20, 8068491), (27, 5976660), (30, 5378994), (36, 4482495), (45, 3585996), (54, 2988330), (60, 2689497), (81, 1992220), (90, 1792998), (108, 1494165), (135, 1195332), (162, 996110), (180, 896499), (270, 597666), (324, 498055), (405, 398444), (540, 298833), (810, 199222), (1620, 99611)]