71640

素因数分解:

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

素因数の和:216

約数の個数: 48

約数和(自身を含む): 234000

約数和(自身を除く): 162360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 199, 360, 398, 597, 796, 995, 1194, 1592, 1791, 1990, 2388, 2985, 3582, 3980, 4776, 5970, 7164, 7960, 8955, 11940, 14328, 17910, 23880, 35820, 71640]

約数ペア:

[(1, 71640), (2, 35820), (3, 23880), (4, 17910), (5, 14328), (6, 11940), (8, 8955), (9, 7960), (10, 7164), (12, 5970), (15, 4776), (18, 3980), (20, 3582), (24, 2985), (30, 2388), (36, 1990), (40, 1791), (45, 1592), (60, 1194), (72, 995), (90, 796), (120, 597), (180, 398), (199, 360)]