1277707904

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{401}}^1$

素因数の和:530

約数の個数: 128

約数和(自身を含む): 2912924160

約数和(自身を除く): 1635216256

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 32, 44, 62, 64, 73, 88, 124, 128, 146, 176, 248, 292, 341, 352, 401, 496, 584, 682, 704, 802, 803, 992, 1168, 1364, 1408, 1604, 1606, 1984, 2263, 2336, 2728, 3208, 3212, 3968, 4411, 4526, 4672, 5456, 6416, 6424, 8822, 9052, 9344, 10912, 12431, 12832, 12848, 17644, 18104, 21824, 24862, 24893, 25664, 25696, 29273, 35288, 36208, 43648, 49724, 49786, 51328, 51392, 58546, 70576, 72416, 99448, 99572, 102784, 117092, 136741, 141152, 144832, 198896, 199144, 234184, 273482, 282304, 289664, 322003, 397792, 398288, 468368, 546964, 564608, 644006, 795584, 796576, 907463, 936736, 1093928, 1288012, 1591168, 1593152, 1814926, 1873472, 2187856, 2576024, 3186304, 3629852, 3746944, 4375712, 5152048, 7259704, 8751424, 9982093, 10304096, 14519408, 17502848, 19964186, 20608192, 29038816, 39928372, 41216384, 58077632, 79856744, 116155264, 159713488, 319426976, 638853952, 1277707904]

約数ペア:

[(1, 1277707904), (2, 638853952), (4, 319426976), (8, 159713488), (11, 116155264), (16, 79856744), (22, 58077632), (31, 41216384), (32, 39928372), (44, 29038816), (62, 20608192), (64, 19964186), (73, 17502848), (88, 14519408), (124, 10304096), (128, 9982093), (146, 8751424), (176, 7259704), (248, 5152048), (292, 4375712), (341, 3746944), (352, 3629852), (401, 3186304), (496, 2576024), (584, 2187856), (682, 1873472), (704, 1814926), (802, 1593152), (803, 1591168), (992, 1288012), (1168, 1093928), (1364, 936736), (1408, 907463), (1604, 796576), (1606, 795584), (1984, 644006), (2263, 564608), (2336, 546964), (2728, 468368), (3208, 398288), (3212, 397792), (3968, 322003), (4411, 289664), (4526, 282304), (4672, 273482), (5456, 234184), (6416, 199144), (6424, 198896), (8822, 144832), (9052, 141152), (9344, 136741), (10912, 117092), (12431, 102784), (12832, 99572), (12848, 99448), (17644, 72416), (18104, 70576), (21824, 58546), (24862, 51392), (24893, 51328), (25664, 49786), (25696, 49724), (29273, 43648), (35288, 36208)]