214773920

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{281}}^2$

素因数の和:594

約数の個数: 72

約数和(自身を含む): 539169372

約数和(自身を除く): 324395452

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 281, 340, 544, 562, 680, 1124, 1360, 1405, 2248, 2720, 2810, 4496, 4777, 5620, 8992, 9554, 11240, 19108, 22480, 23885, 38216, 44960, 47770, 76432, 78961, 95540, 152864, 157922, 191080, 315844, 382160, 394805, 631688, 764320, 789610, 1263376, 1342337, 1579220, 2526752, 2684674, 3158440, 5369348, 6316880, 6711685, 10738696, 12633760, 13423370, 21477392, 26846740, 42954784, 53693480, 107386960, 214773920]

約数ペア:

[(1, 214773920), (2, 107386960), (4, 53693480), (5, 42954784), (8, 26846740), (10, 21477392), (16, 13423370), (17, 12633760), (20, 10738696), (32, 6711685), (34, 6316880), (40, 5369348), (68, 3158440), (80, 2684674), (85, 2526752), (136, 1579220), (160, 1342337), (170, 1263376), (272, 789610), (281, 764320), (340, 631688), (544, 394805), (562, 382160), (680, 315844), (1124, 191080), (1360, 157922), (1405, 152864), (2248, 95540), (2720, 78961), (2810, 76432), (4496, 47770), (4777, 44960), (5620, 38216), (8992, 23885), (9554, 22480), (11240, 19108)]