211048960

素因数分解:

$2^9\times 5^1\times {\mathrm{19}}^1\times {\mathrm{4339}}^1$

素因数の和:4381

約数の個数: 80

約数和(自身を含む): 532778400

約数和(自身を除く): 321729440

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 304, 320, 380, 512, 608, 640, 760, 1216, 1280, 1520, 2432, 2560, 3040, 4339, 4864, 6080, 8678, 9728, 12160, 17356, 21695, 24320, 34712, 43390, 48640, 69424, 82441, 86780, 138848, 164882, 173560, 277696, 329764, 347120, 412205, 555392, 659528, 694240, 824410, 1110784, 1319056, 1388480, 1648820, 2221568, 2638112, 2776960, 3297640, 5276224, 5553920, 6595280, 10552448, 11107840, 13190560, 21104896, 26381120, 42209792, 52762240, 105524480, 211048960]

約数ペア:

[(1, 211048960), (2, 105524480), (4, 52762240), (5, 42209792), (8, 26381120), (10, 21104896), (16, 13190560), (19, 11107840), (20, 10552448), (32, 6595280), (38, 5553920), (40, 5276224), (64, 3297640), (76, 2776960), (80, 2638112), (95, 2221568), (128, 1648820), (152, 1388480), (160, 1319056), (190, 1110784), (256, 824410), (304, 694240), (320, 659528), (380, 555392), (512, 412205), (608, 347120), (640, 329764), (760, 277696), (1216, 173560), (1280, 164882), (1520, 138848), (2432, 86780), (2560, 82441), (3040, 69424), (4339, 48640), (4864, 43390), (6080, 34712), (8678, 24320), (9728, 21695), (12160, 17356)]