248391680

素因数分解:

$2^{11}\times 5^1\times {\mathrm{127}}^1\times {\mathrm{191}}^1$

素因数の和:345

約数の個数: 96

約数和(自身を含む): 603832320

約数和(自身を除く): 355440640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 128, 160, 191, 254, 256, 320, 382, 508, 512, 635, 640, 764, 955, 1016, 1024, 1270, 1280, 1528, 1910, 2032, 2048, 2540, 2560, 3056, 3820, 4064, 5080, 5120, 6112, 7640, 8128, 10160, 10240, 12224, 15280, 16256, 20320, 24257, 24448, 30560, 32512, 40640, 48514, 48896, 61120, 65024, 81280, 97028, 97792, 121285, 122240, 130048, 162560, 194056, 195584, 242570, 244480, 260096, 325120, 388112, 391168, 485140, 488960, 650240, 776224, 970280, 977920, 1300480, 1552448, 1940560, 1955840, 3104896, 3881120, 6209792, 7762240, 12419584, 15524480, 24839168, 31048960, 49678336, 62097920, 124195840, 248391680]

約数ペア:

[(1, 248391680), (2, 124195840), (4, 62097920), (5, 49678336), (8, 31048960), (10, 24839168), (16, 15524480), (20, 12419584), (32, 7762240), (40, 6209792), (64, 3881120), (80, 3104896), (127, 1955840), (128, 1940560), (160, 1552448), (191, 1300480), (254, 977920), (256, 970280), (320, 776224), (382, 650240), (508, 488960), (512, 485140), (635, 391168), (640, 388112), (764, 325120), (955, 260096), (1016, 244480), (1024, 242570), (1270, 195584), (1280, 194056), (1528, 162560), (1910, 130048), (2032, 122240), (2048, 121285), (2540, 97792), (2560, 97028), (3056, 81280), (3820, 65024), (4064, 61120), (5080, 48896), (5120, 48514), (6112, 40640), (7640, 32512), (8128, 30560), (10160, 24448), (10240, 24257), (12224, 20320), (15280, 16256)]