311017920

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{2551}}^1$

素因数の和:2698

約数の個数: 112

約数和(自身を含む): 995647488

約数和(自身を除く): 684629568

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 127, 160, 192, 240, 254, 320, 381, 480, 508, 635, 762, 960, 1016, 1270, 1524, 1905, 2032, 2540, 2551, 3048, 3810, 4064, 5080, 5102, 6096, 7620, 7653, 8128, 10160, 10204, 12192, 12755, 15240, 15306, 20320, 20408, 24384, 25510, 30480, 30612, 38265, 40640, 40816, 51020, 60960, 61224, 76530, 81632, 102040, 121920, 122448, 153060, 163264, 204080, 244896, 306120, 323977, 408160, 489792, 612240, 647954, 816320, 971931, 1224480, 1295908, 1619885, 1943862, 2448960, 2591816, 3239770, 3887724, 4859655, 5183632, 6479540, 7775448, 9719310, 10367264, 12959080, 15550896, 19438620, 20734528, 25918160, 31101792, 38877240, 51836320, 62203584, 77754480, 103672640, 155508960, 311017920]

約数ペア:

[(1, 311017920), (2, 155508960), (3, 103672640), (4, 77754480), (5, 62203584), (6, 51836320), (8, 38877240), (10, 31101792), (12, 25918160), (15, 20734528), (16, 19438620), (20, 15550896), (24, 12959080), (30, 10367264), (32, 9719310), (40, 7775448), (48, 6479540), (60, 5183632), (64, 4859655), (80, 3887724), (96, 3239770), (120, 2591816), (127, 2448960), (160, 1943862), (192, 1619885), (240, 1295908), (254, 1224480), (320, 971931), (381, 816320), (480, 647954), (508, 612240), (635, 489792), (762, 408160), (960, 323977), (1016, 306120), (1270, 244896), (1524, 204080), (1905, 163264), (2032, 153060), (2540, 122448), (2551, 121920), (3048, 102040), (3810, 81632), (4064, 76530), (5080, 61224), (5102, 60960), (6096, 51020), (7620, 40816), (7653, 40640), (8128, 38265), (10160, 30612), (10204, 30480), (12192, 25510), (12755, 24384), (15240, 20408), (15306, 20320)]