219791280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{7211}}^1$

素因数の和:7354

約数の個数: 80

約数和(自身を含む): 686813184

約数和(自身を除く): 467021904

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 127, 240, 254, 381, 508, 635, 762, 1016, 1270, 1524, 1905, 2032, 2540, 3048, 3810, 5080, 6096, 7211, 7620, 10160, 14422, 15240, 21633, 28844, 30480, 36055, 43266, 57688, 72110, 86532, 108165, 115376, 144220, 173064, 216330, 288440, 346128, 432660, 576880, 865320, 915797, 1730640, 1831594, 2747391, 3663188, 4578985, 5494782, 7326376, 9157970, 10989564, 13736955, 14652752, 18315940, 21979128, 27473910, 36631880, 43958256, 54947820, 73263760, 109895640, 219791280]

約数ペア:

[(1, 219791280), (2, 109895640), (3, 73263760), (4, 54947820), (5, 43958256), (6, 36631880), (8, 27473910), (10, 21979128), (12, 18315940), (15, 14652752), (16, 13736955), (20, 10989564), (24, 9157970), (30, 7326376), (40, 5494782), (48, 4578985), (60, 3663188), (80, 2747391), (120, 1831594), (127, 1730640), (240, 915797), (254, 865320), (381, 576880), (508, 432660), (635, 346128), (762, 288440), (1016, 216330), (1270, 173064), (1524, 144220), (1905, 115376), (2032, 108165), (2540, 86532), (3048, 72110), (3810, 57688), (5080, 43266), (6096, 36055), (7211, 30480), (7620, 28844), (10160, 21633), (14422, 15240)]