161190

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{199}}^1$

素因数の和:218

約数の個数: 40

約数和(自身を含む): 435600

約数和(自身を除く): 274410

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 199, 270, 398, 405, 597, 810, 995, 1194, 1791, 1990, 2985, 3582, 5373, 5970, 8955, 10746, 16119, 17910, 26865, 32238, 53730, 80595, 161190]

約数ペア:

[(1, 161190), (2, 80595), (3, 53730), (5, 32238), (6, 26865), (9, 17910), (10, 16119), (15, 10746), (18, 8955), (27, 5970), (30, 5373), (45, 3582), (54, 2985), (81, 1990), (90, 1791), (135, 1194), (162, 995), (199, 810), (270, 597), (398, 405)]