127740090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{21397}}^1$

素因数の和:21606

約数の個数: 32

約数和(自身を含む): 308131200

約数和(自身を除く): 180391110

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 199, 398, 597, 995, 1194, 1990, 2985, 5970, 21397, 42794, 64191, 106985, 128382, 213970, 320955, 641910, 4258003, 8516006, 12774009, 21290015, 25548018, 42580030, 63870045, 127740090]

約数ペア:

[(1, 127740090), (2, 63870045), (3, 42580030), (5, 25548018), (6, 21290015), (10, 12774009), (15, 8516006), (30, 4258003), (199, 641910), (398, 320955), (597, 213970), (995, 128382), (1194, 106985), (1990, 64191), (2985, 42794), (5970, 21397)]