409183840

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{1549}}^1$

素因数の和:1704

約数の個数: 96

約数和(自身を含む): 1049932800

約数和(自身を除く): 640748960

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 127, 130, 160, 208, 254, 260, 416, 508, 520, 635, 1016, 1040, 1270, 1549, 1651, 2032, 2080, 2540, 3098, 3302, 4064, 5080, 6196, 6604, 7745, 8255, 10160, 12392, 13208, 15490, 16510, 20137, 20320, 24784, 26416, 30980, 33020, 40274, 49568, 52832, 61960, 66040, 80548, 100685, 123920, 132080, 161096, 196723, 201370, 247840, 264160, 322192, 393446, 402740, 644384, 786892, 805480, 983615, 1573784, 1610960, 1967230, 2557399, 3147568, 3221920, 3934460, 5114798, 6295136, 7868920, 10229596, 12786995, 15737840, 20459192, 25573990, 31475680, 40918384, 51147980, 81836768, 102295960, 204591920, 409183840]

約数ペア:

[(1, 409183840), (2, 204591920), (4, 102295960), (5, 81836768), (8, 51147980), (10, 40918384), (13, 31475680), (16, 25573990), (20, 20459192), (26, 15737840), (32, 12786995), (40, 10229596), (52, 7868920), (65, 6295136), (80, 5114798), (104, 3934460), (127, 3221920), (130, 3147568), (160, 2557399), (208, 1967230), (254, 1610960), (260, 1573784), (416, 983615), (508, 805480), (520, 786892), (635, 644384), (1016, 402740), (1040, 393446), (1270, 322192), (1549, 264160), (1651, 247840), (2032, 201370), (2080, 196723), (2540, 161096), (3098, 132080), (3302, 123920), (4064, 100685), (5080, 80548), (6196, 66040), (6604, 61960), (7745, 52832), (8255, 49568), (10160, 40274), (12392, 33020), (13208, 30980), (15490, 26416), (16510, 24784), (20137, 20320)]