217289880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{277}}^1\times {\mathrm{2179}}^1$

素因数の和:2473

約数の個数: 96

約数和(自身を含む): 709066800

約数和(自身を除く): 491776920

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, 277, 360, 554, 831, 1108, 1385, 1662, 2179, 2216, 2493, 2770, 3324, 4155, 4358, 4986, 5540, 6537, 6648, 8310, 8716, 9972, 10895, 11080, 12465, 13074, 16620, 17432, 19611, 19944, 21790, 24930, 26148, 32685, 33240, 39222, 43580, 49860, 52296, 65370, 78444, 87160, 98055, 99720, 130740, 156888, 196110, 261480, 392220, 603583, 784440, 1207166, 1810749, 2414332, 3017915, 3621498, 4828664, 5432247, 6035830, 7242996, 9053745, 10864494, 12071660, 14485992, 18107490, 21728988, 24143320, 27161235, 36214980, 43457976, 54322470, 72429960, 108644940, 217289880]

約数ペア:

[(1, 217289880), (2, 108644940), (3, 72429960), (4, 54322470), (5, 43457976), (6, 36214980), (8, 27161235), (9, 24143320), (10, 21728988), (12, 18107490), (15, 14485992), (18, 12071660), (20, 10864494), (24, 9053745), (30, 7242996), (36, 6035830), (40, 5432247), (45, 4828664), (60, 3621498), (72, 3017915), (90, 2414332), (120, 1810749), (180, 1207166), (277, 784440), (360, 603583), (554, 392220), (831, 261480), (1108, 196110), (1385, 156888), (1662, 130740), (2179, 99720), (2216, 98055), (2493, 87160), (2770, 78444), (3324, 65370), (4155, 52296), (4358, 49860), (4986, 43580), (5540, 39222), (6537, 33240), (6648, 32685), (8310, 26148), (8716, 24930), (9972, 21790), (10895, 19944), (11080, 19611), (12465, 17432), (13074, 16620)]