315080680

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{1721}}^1$

素因数の和:1954

約数の個数: 64

約数和(自身を含む): 743904000

約数和(自身を除く): 428823320

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 199, 230, 398, 460, 796, 920, 995, 1592, 1721, 1990, 3442, 3980, 4577, 6884, 7960, 8605, 9154, 13768, 17210, 18308, 22885, 34420, 36616, 39583, 45770, 68840, 79166, 91540, 158332, 183080, 197915, 316664, 342479, 395830, 684958, 791660, 1369916, 1583320, 1712395, 2739832, 3424790, 6849580, 7877017, 13699160, 15754034, 31508068, 39385085, 63016136, 78770170, 157540340, 315080680]

約数ペア:

[(1, 315080680), (2, 157540340), (4, 78770170), (5, 63016136), (8, 39385085), (10, 31508068), (20, 15754034), (23, 13699160), (40, 7877017), (46, 6849580), (92, 3424790), (115, 2739832), (184, 1712395), (199, 1583320), (230, 1369916), (398, 791660), (460, 684958), (796, 395830), (920, 342479), (995, 316664), (1592, 197915), (1721, 183080), (1990, 158332), (3442, 91540), (3980, 79166), (4577, 68840), (6884, 45770), (7960, 39583), (8605, 36616), (9154, 34420), (13768, 22885), (17210, 18308)]