317707264

素因数分解:

$2^{10}\times 7^1\times {\mathrm{127}}^1\times {\mathrm{349}}^1$

素因数の和:503

約数の個数: 88

約数和(自身を含む): 733644800

約数和(自身を除く): 415937536

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 127, 128, 224, 254, 256, 349, 448, 508, 512, 698, 889, 896, 1016, 1024, 1396, 1778, 1792, 2032, 2443, 2792, 3556, 3584, 4064, 4886, 5584, 7112, 7168, 8128, 9772, 11168, 14224, 16256, 19544, 22336, 28448, 32512, 39088, 44323, 44672, 56896, 65024, 78176, 88646, 89344, 113792, 130048, 156352, 177292, 178688, 227584, 310261, 312704, 354584, 357376, 455168, 620522, 625408, 709168, 910336, 1241044, 1250816, 1418336, 2482088, 2501632, 2836672, 4964176, 5673344, 9928352, 11346688, 19856704, 22693376, 39713408, 45386752, 79426816, 158853632, 317707264]

約数ペア:

[(1, 317707264), (2, 158853632), (4, 79426816), (7, 45386752), (8, 39713408), (14, 22693376), (16, 19856704), (28, 11346688), (32, 9928352), (56, 5673344), (64, 4964176), (112, 2836672), (127, 2501632), (128, 2482088), (224, 1418336), (254, 1250816), (256, 1241044), (349, 910336), (448, 709168), (508, 625408), (512, 620522), (698, 455168), (889, 357376), (896, 354584), (1016, 312704), (1024, 310261), (1396, 227584), (1778, 178688), (1792, 177292), (2032, 156352), (2443, 130048), (2792, 113792), (3556, 89344), (3584, 88646), (4064, 78176), (4886, 65024), (5584, 56896), (7112, 44672), (7168, 44323), (8128, 39088), (9772, 32512), (11168, 28448), (14224, 22336), (16256, 19544)]