275997440

素因数分解:

$2^8\times 5^1\times {\mathrm{257}}^1\times {\mathrm{839}}^1$

素因数の和:1117

約数の個数: 72

約数和(自身を含む): 664463520

約数和(自身を除く): 388466080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 257, 320, 514, 640, 839, 1028, 1280, 1285, 1678, 2056, 2570, 3356, 4112, 4195, 5140, 6712, 8224, 8390, 10280, 13424, 16448, 16780, 20560, 26848, 32896, 33560, 41120, 53696, 65792, 67120, 82240, 107392, 134240, 164480, 214784, 215623, 268480, 328960, 431246, 536960, 862492, 1073920, 1078115, 1724984, 2156230, 3449968, 4312460, 6899936, 8624920, 13799872, 17249840, 27599744, 34499680, 55199488, 68999360, 137998720, 275997440]

約数ペア:

[(1, 275997440), (2, 137998720), (4, 68999360), (5, 55199488), (8, 34499680), (10, 27599744), (16, 17249840), (20, 13799872), (32, 8624920), (40, 6899936), (64, 4312460), (80, 3449968), (128, 2156230), (160, 1724984), (256, 1078115), (257, 1073920), (320, 862492), (514, 536960), (640, 431246), (839, 328960), (1028, 268480), (1280, 215623), (1285, 214784), (1678, 164480), (2056, 134240), (2570, 107392), (3356, 82240), (4112, 67120), (4195, 65792), (5140, 53696), (6712, 41120), (8224, 33560), (8390, 32896), (10280, 26848), (13424, 20560), (16448, 16780)]